Home / 1,035,446.31-1,553,275.71-396,287.70

Finding the Fourth Proportional to 1,035,446.31, 1,553,275.71 and 396,287.70

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Solution

The fourth proportional to 1,035,446.31, 1,553,275.71 and 396,287.70 is: 594,472.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,446.31 : 1,553,275.71 = 396,287.70 : x
  2. Step 2: Convert to fraction form
    1,035,446.31/1,553,275.71 = 396,287.70/x
  3. Step 3: Cross multiply
    1,035,446.31x = 1,553,275.71 × 396,287.70
  4. Step 4: Simplify right side
    1,035,446.31x = 615,544,058,581.77
  5. Step 5: Solve for x
    x = 615,544,058,581.77/1,035,446.31
  6. Step 6: Final answer
    x = 594,472.21

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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.