Home / 479,036.38-718,432.01-141,998.27

Finding the Fourth Proportional to 479,036.38, 718,432.01 and 141,998.27

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Solution

The fourth proportional to 479,036.38, 718,432.01 and 141,998.27 is: 212,961.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,036.38 : 718,432.01 = 141,998.27 : x
  2. Step 2: Convert to fraction form
    479,036.38/718,432.01 = 141,998.27/x
  3. Step 3: Cross multiply
    479,036.38x = 718,432.01 × 141,998.27
  4. Step 4: Simplify right side
    479,036.38x = 102,016,098,363.60
  5. Step 5: Solve for x
    x = 102,016,098,363.60/479,036.38
  6. Step 6: Final answer
    x = 212,961.07

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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.