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Finding the Fourth Proportional to 198,553.43, 297,837.16 and 63,599.96

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Solution

The fourth proportional to 198,553.43, 297,837.16 and 63,599.96 is: 95,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,553.43 : 297,837.16 = 63,599.96 : x
  2. Step 2: Convert to fraction form
    198,553.43/297,837.16 = 63,599.96/x
  3. Step 3: Cross multiply
    198,553.43x = 297,837.16 × 63,599.96
  4. Step 4: Simplify right side
    198,553.43x = 18,942,431,462.51
  5. Step 5: Solve for x
    x = 18,942,431,462.51/198,553.43
  6. Step 6: Final answer
    x = 95,402.19

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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.