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Finding the Fourth Proportional to 367,558.43, 551,414.16 and 114,828.71

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Solution

The fourth proportional to 367,558.43, 551,414.16 and 114,828.71 is: 172,266.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,558.43 : 551,414.16 = 114,828.71 : x
  2. Step 2: Convert to fraction form
    367,558.43/551,414.16 = 114,828.71/x
  3. Step 3: Cross multiply
    367,558.43x = 551,414.16 × 114,828.71
  4. Step 4: Simplify right side
    367,558.43x = 63,318,173,911.46
  5. Step 5: Solve for x
    x = 63,318,173,911.46/367,558.43
  6. Step 6: Final answer
    x = 172,266.96

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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.