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Finding the Fourth Proportional to 368,167.66, 552,186.68 and 98,299.15

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Solution

The fourth proportional to 368,167.66, 552,186.68 and 98,299.15 is: 147,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,167.66 : 552,186.68 = 98,299.15 : x
  2. Step 2: Convert to fraction form
    368,167.66/552,186.68 = 98,299.15/x
  3. Step 3: Cross multiply
    368,167.66x = 552,186.68 × 98,299.15
  4. Step 4: Simplify right side
    368,167.66x = 54,279,481,285.32
  5. Step 5: Solve for x
    x = 54,279,481,285.32/368,167.66
  6. Step 6: Final answer
    x = 147,431.42

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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.