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Finding the Fourth Proportional to 198,193.65, 297,179.03 and 65,062.76

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Solution

The fourth proportional to 198,193.65, 297,179.03 and 65,062.76 is: 97,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,193.65 : 297,179.03 = 65,062.76 : x
  2. Step 2: Convert to fraction form
    198,193.65/297,179.03 = 65,062.76/x
  3. Step 3: Cross multiply
    198,193.65x = 297,179.03 × 65,062.76
  4. Step 4: Simplify right side
    198,193.65x = 19,335,286,094.71
  5. Step 5: Solve for x
    x = 19,335,286,094.71/198,193.65
  6. Step 6: Final answer
    x = 97,557.55

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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.