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Finding the Fourth Proportional to 242,321.96, 363,454.08 and 64,842.68

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Solution

The fourth proportional to 242,321.96, 363,454.08 and 64,842.68 is: 97,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,321.96 : 363,454.08 = 64,842.68 : x
  2. Step 2: Convert to fraction form
    242,321.96/363,454.08 = 64,842.68/x
  3. Step 3: Cross multiply
    242,321.96x = 363,454.08 × 64,842.68
  4. Step 4: Simplify right side
    242,321.96x = 23,567,336,604.13
  5. Step 5: Solve for x
    x = 23,567,336,604.13/242,321.96
  6. Step 6: Final answer
    x = 97,256.30

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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.