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Finding the Fourth Proportional to 271,204.40, 406,806.60 and 93,695.60

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Solution

The fourth proportional to 271,204.40, 406,806.60 and 93,695.60 is: 140,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,204.40 : 406,806.60 = 93,695.60 : x
  2. Step 2: Convert to fraction form
    271,204.40/406,806.60 = 93,695.60/x
  3. Step 3: Cross multiply
    271,204.40x = 406,806.60 × 93,695.60
  4. Step 4: Simplify right side
    271,204.40x = 38,115,988,470.96
  5. Step 5: Solve for x
    x = 38,115,988,470.96/271,204.40
  6. Step 6: Final answer
    x = 140,543.40

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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.