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Finding the Fourth Proportional to 368,022.52, 552,248 and 154,774.92

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Solution

The fourth proportional to 368,022.52, 552,248 and 154,774.92 is: 232,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,022.52 : 552,248 = 154,774.92 : x
  2. Step 2: Convert to fraction form
    368,022.52/552,248 = 154,774.92/x
  3. Step 3: Cross multiply
    368,022.52x = 552,248 × 154,774.92
  4. Step 4: Simplify right side
    368,022.52x = 85,474,140,020.16
  5. Step 5: Solve for x
    x = 85,474,140,020.16/368,022.52
  6. Step 6: Final answer
    x = 232,252.47

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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.