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Finding the Fourth Proportional to 543,610.44, 750,157.38 and 301,908.36

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Solution

The fourth proportional to 543,610.44, 750,157.38 and 301,908.36 is: 416,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,610.44 : 750,157.38 = 301,908.36 : x
  2. Step 2: Convert to fraction form
    543,610.44/750,157.38 = 301,908.36/x
  3. Step 3: Cross multiply
    543,610.44x = 750,157.38 × 301,908.36
  4. Step 4: Simplify right side
    543,610.44x = 226,478,784,337.70
  5. Step 5: Solve for x
    x = 226,478,784,337.70/543,610.44
  6. Step 6: Final answer
    x = 416,619.64

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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.