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Finding the Fourth Proportional to 178,479.30, 267,200.55 and 173,295.30

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Solution

The fourth proportional to 178,479.30, 267,200.55 and 173,295.30 is: 259,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,479.30 : 267,200.55 = 173,295.30 : x
  2. Step 2: Convert to fraction form
    178,479.30/267,200.55 = 173,295.30/x
  3. Step 3: Cross multiply
    178,479.30x = 267,200.55 × 173,295.30
  4. Step 4: Simplify right side
    178,479.30x = 46,304,599,472.42
  5. Step 5: Solve for x
    x = 46,304,599,472.42/178,479.30
  6. Step 6: Final answer
    x = 259,439.61

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1.5x scale

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.