Home / 711,691.92-1,067,690.16-262,414.08

Finding the Fourth Proportional to 711,691.92, 1,067,690.16 and 262,414.08

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Solution

The fourth proportional to 711,691.92, 1,067,690.16 and 262,414.08 is: 393,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,691.92 : 1,067,690.16 = 262,414.08 : x
  2. Step 2: Convert to fraction form
    711,691.92/1,067,690.16 = 262,414.08/x
  3. Step 3: Cross multiply
    711,691.92x = 1,067,690.16 × 262,414.08
  4. Step 4: Simplify right side
    711,691.92x = 280,176,931,061.45
  5. Step 5: Solve for x
    x = 280,176,931,061.45/711,691.92
  6. Step 6: Final answer
    x = 393,677.27

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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.