Home / 724,502.16-1,085,339.52-474,426

Finding the Fourth Proportional to 724,502.16, 1,085,339.52 and 474,426

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Solution

The fourth proportional to 724,502.16, 1,085,339.52 and 474,426 is: 710,713.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,502.16 : 1,085,339.52 = 474,426 : x
  2. Step 2: Convert to fraction form
    724,502.16/1,085,339.52 = 474,426/x
  3. Step 3: Cross multiply
    724,502.16x = 1,085,339.52 × 474,426
  4. Step 4: Simplify right side
    724,502.16x = 514,913,287,115.52
  5. Step 5: Solve for x
    x = 514,913,287,115.52/724,502.16
  6. Step 6: Final answer
    x = 710,713.25

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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.