Home / 651,853.36-977,629.38-252,361.36

Finding the Fourth Proportional to 651,853.36, 977,629.38 and 252,361.36

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Solution

The fourth proportional to 651,853.36, 977,629.38 and 252,361.36 is: 378,483.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,853.36 : 977,629.38 = 252,361.36 : x
  2. Step 2: Convert to fraction form
    651,853.36/977,629.38 = 252,361.36/x
  3. Step 3: Cross multiply
    651,853.36x = 977,629.38 × 252,361.36
  4. Step 4: Simplify right side
    651,853.36x = 246,715,879,912.76
  5. Step 5: Solve for x
    x = 246,715,879,912.76/651,853.36
  6. Step 6: Final answer
    x = 378,483.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.