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Finding the Fourth Proportional to 242,267.08, 363,373.08 and 64,789.60

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Solution

The fourth proportional to 242,267.08, 363,373.08 and 64,789.60 is: 97,177.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,267.08 : 363,373.08 = 64,789.60 : x
  2. Step 2: Convert to fraction form
    242,267.08/363,373.08 = 64,789.60/x
  3. Step 3: Cross multiply
    242,267.08x = 363,373.08 × 64,789.60
  4. Step 4: Simplify right side
    242,267.08x = 23,542,796,503.97
  5. Step 5: Solve for x
    x = 23,542,796,503.97/242,267.08
  6. Step 6: Final answer
    x = 97,177.03

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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.