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Finding the Fourth Proportional to 242,209.65, 363,339.24 and 92,575.89

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Solution

The fourth proportional to 242,209.65, 363,339.24 and 92,575.89 is: 138,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,209.65 : 363,339.24 = 92,575.89 : x
  2. Step 2: Convert to fraction form
    242,209.65/363,339.24 = 92,575.89/x
  3. Step 3: Cross multiply
    242,209.65x = 363,339.24 × 92,575.89
  4. Step 4: Simplify right side
    242,209.65x = 33,636,453,514.92
  5. Step 5: Solve for x
    x = 33,636,453,514.92/242,209.65
  6. Step 6: Final answer
    x = 138,873.30

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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.