Home / 726,129.36-1,002,132-416,073.00

Finding the Fourth Proportional to 726,129.36, 1,002,132 and 416,073.00

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Solution

The fourth proportional to 726,129.36, 1,002,132 and 416,073.00 is: 574,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,129.36 : 1,002,132 = 416,073.00 : x
  2. Step 2: Convert to fraction form
    726,129.36/1,002,132 = 416,073.00/x
  3. Step 3: Cross multiply
    726,129.36x = 1,002,132 × 416,073.00
  4. Step 4: Simplify right side
    726,129.36x = 416,960,071,394.00
  5. Step 5: Solve for x
    x = 416,960,071,394.00/726,129.36
  6. Step 6: Final answer
    x = 574,222.85

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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.