Home / 413,036.10-619,554.15-132,581.70

Finding the Fourth Proportional to 413,036.10, 619,554.15 and 132,581.70

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Solution

The fourth proportional to 413,036.10, 619,554.15 and 132,581.70 is: 198,872.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,036.10 : 619,554.15 = 132,581.70 : x
  2. Step 2: Convert to fraction form
    413,036.10/619,554.15 = 132,581.70/x
  3. Step 3: Cross multiply
    413,036.10x = 619,554.15 × 132,581.70
  4. Step 4: Simplify right side
    413,036.10x = 82,141,542,449.06
  5. Step 5: Solve for x
    x = 82,141,542,449.06/413,036.10
  6. Step 6: Final answer
    x = 198,872.55

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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.