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Finding the Fourth Proportional to 392,207.84, 588,370.08 and 181,867.04

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Solution

The fourth proportional to 392,207.84, 588,370.08 and 181,867.04 is: 272,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,207.84 : 588,370.08 = 181,867.04 : x
  2. Step 2: Convert to fraction form
    392,207.84/588,370.08 = 181,867.04/x
  3. Step 3: Cross multiply
    392,207.84x = 588,370.08 × 181,867.04
  4. Step 4: Simplify right side
    392,207.84x = 107,005,124,874.16
  5. Step 5: Solve for x
    x = 107,005,124,874.16/392,207.84
  6. Step 6: Final answer
    x = 272,827.60

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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.