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Finding the Fourth Proportional to 242,494.92, 363,800.70 and 76,282.92

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Solution

The fourth proportional to 242,494.92, 363,800.70 and 76,282.92 is: 114,442.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,494.92 : 363,800.70 = 76,282.92 : x
  2. Step 2: Convert to fraction form
    242,494.92/363,800.70 = 76,282.92/x
  3. Step 3: Cross multiply
    242,494.92x = 363,800.70 × 76,282.92
  4. Step 4: Simplify right side
    242,494.92x = 27,751,779,694.04
  5. Step 5: Solve for x
    x = 27,751,779,694.04/242,494.92
  6. Step 6: Final answer
    x = 114,442.73

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1.5x scale

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.