Home / 754,531.20-1,041,244.80-415,004.16

Finding the Fourth Proportional to 754,531.20, 1,041,244.80 and 415,004.16

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Solution

The fourth proportional to 754,531.20, 1,041,244.80 and 415,004.16 is: 572,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,531.20 : 1,041,244.80 = 415,004.16 : x
  2. Step 2: Convert to fraction form
    754,531.20/1,041,244.80 = 415,004.16/x
  3. Step 3: Cross multiply
    754,531.20x = 1,041,244.80 × 415,004.16
  4. Step 4: Simplify right side
    754,531.20x = 432,120,923,578.37
  5. Step 5: Solve for x
    x = 432,120,923,578.37/754,531.20
  6. Step 6: Final answer
    x = 572,701.20

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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.