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Finding the Fourth Proportional to 411,195.60, 616,793.40 and 234,048.60

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Solution

The fourth proportional to 411,195.60, 616,793.40 and 234,048.60 is: 351,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,195.60 : 616,793.40 = 234,048.60 : x
  2. Step 2: Convert to fraction form
    411,195.60/616,793.40 = 234,048.60/x
  3. Step 3: Cross multiply
    411,195.60x = 616,793.40 × 234,048.60
  4. Step 4: Simplify right side
    411,195.60x = 144,359,631,759.24
  5. Step 5: Solve for x
    x = 144,359,631,759.24/411,195.60
  6. Step 6: Final answer
    x = 351,072.90

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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.