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Finding the Fourth Proportional to 242,216.52, 363,331.73 and 64,723.78

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Solution

The fourth proportional to 242,216.52, 363,331.73 and 64,723.78 is: 97,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,216.52 : 363,331.73 = 64,723.78 : x
  2. Step 2: Convert to fraction form
    242,216.52/363,331.73 = 64,723.78/x
  3. Step 3: Cross multiply
    242,216.52x = 363,331.73 × 64,723.78
  4. Step 4: Simplify right side
    242,216.52x = 23,516,202,959.54
  5. Step 5: Solve for x
    x = 23,516,202,959.54/242,216.52
  6. Step 6: Final answer
    x = 97,087.53

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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.