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Finding the Fourth Proportional to 482,196.60, 665,470.74 and 267,404.04

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Solution

The fourth proportional to 482,196.60, 665,470.74 and 267,404.04 is: 369,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,196.60 : 665,470.74 = 267,404.04 : x
  2. Step 2: Convert to fraction form
    482,196.60/665,470.74 = 267,404.04/x
  3. Step 3: Cross multiply
    482,196.60x = 665,470.74 × 267,404.04
  4. Step 4: Simplify right side
    482,196.60x = 177,949,564,377.79
  5. Step 5: Solve for x
    x = 177,949,564,377.79/482,196.60
  6. Step 6: Final answer
    x = 369,039.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.