Home / 836,508.97-1,154,389.42-454,535.79

Finding the Fourth Proportional to 836,508.97, 1,154,389.42 and 454,535.79

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Solution

The fourth proportional to 836,508.97, 1,154,389.42 and 454,535.79 is: 627,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,508.97 : 1,154,389.42 = 454,535.79 : x
  2. Step 2: Convert to fraction form
    836,508.97/1,154,389.42 = 454,535.79/x
  3. Step 3: Cross multiply
    836,508.97x = 1,154,389.42 × 454,535.79
  4. Step 4: Simplify right side
    836,508.97x = 524,711,306,987.34
  5. Step 5: Solve for x
    x = 524,711,306,987.34/836,508.97
  6. Step 6: Final answer
    x = 627,263.22

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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.