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Finding the Fourth Proportional to 576,665.61, 865,067.67 and 239,934.14

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Solution

The fourth proportional to 576,665.61, 865,067.67 and 239,934.14 is: 359,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,665.61 : 865,067.67 = 239,934.14 : x
  2. Step 2: Convert to fraction form
    576,665.61/865,067.67 = 239,934.14/x
  3. Step 3: Cross multiply
    576,665.61x = 865,067.67 × 239,934.14
  4. Step 4: Simplify right side
    576,665.61x = 207,559,263,117.92
  5. Step 5: Solve for x
    x = 207,559,263,117.92/576,665.61
  6. Step 6: Final answer
    x = 359,930.02

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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.