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Finding the Fourth Proportional to 368,373.67, 552,560.53 and 102,134.19

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Solution

The fourth proportional to 368,373.67, 552,560.53 and 102,134.19 is: 153,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,373.67 : 552,560.53 = 102,134.19 : x
  2. Step 2: Convert to fraction form
    368,373.67/552,560.53 = 102,134.19/x
  3. Step 3: Cross multiply
    368,373.67x = 552,560.53 × 102,134.19
  4. Step 4: Simplify right side
    368,373.67x = 56,435,321,902.19
  5. Step 5: Solve for x
    x = 56,435,321,902.19/368,373.67
  6. Step 6: Final answer
    x = 153,201.29

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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.