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Finding the Fourth Proportional to 367,955.56, 552,146.10 and 154,706.68

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Solution

The fourth proportional to 367,955.56, 552,146.10 and 154,706.68 is: 232,149.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,955.56 : 552,146.10 = 154,706.68 : x
  2. Step 2: Convert to fraction form
    367,955.56/552,146.10 = 154,706.68/x
  3. Step 3: Cross multiply
    367,955.56x = 552,146.10 × 154,706.68
  4. Step 4: Simplify right side
    367,955.56x = 85,420,690,005.95
  5. Step 5: Solve for x
    x = 85,420,690,005.95/367,955.56
  6. Step 6: Final answer
    x = 232,149.47

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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.