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Finding the Fourth Proportional to 541,066.76, 746,911.28 and 323,352.24

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Solution

The fourth proportional to 541,066.76, 746,911.28 and 323,352.24 is: 446,369.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,066.76 : 746,911.28 = 323,352.24 : x
  2. Step 2: Convert to fraction form
    541,066.76/746,911.28 = 323,352.24/x
  3. Step 3: Cross multiply
    541,066.76x = 746,911.28 × 323,352.24
  4. Step 4: Simplify right side
    541,066.76x = 241,515,435,469.27
  5. Step 5: Solve for x
    x = 241,515,435,469.27/541,066.76
  6. Step 6: Final answer
    x = 446,369.01

Related Problems

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Half scale
Find fourth proportional to 1,082,133.52, 1,493,822.56 and 646,704.48
Double scale
Find fourth proportional to 541,067.76, 746,912.66 and 323,353.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.