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Finding the Fourth Proportional to 454,480.22, 627,154.54 and 250,520.60

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Solution

The fourth proportional to 454,480.22, 627,154.54 and 250,520.60 is: 345,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,480.22 : 627,154.54 = 250,520.60 : x
  2. Step 2: Convert to fraction form
    454,480.22/627,154.54 = 250,520.60/x
  3. Step 3: Cross multiply
    454,480.22x = 627,154.54 × 250,520.60
  4. Step 4: Simplify right side
    454,480.22x = 157,115,132,595.11
  5. Step 5: Solve for x
    x = 157,115,132,595.11/454,480.22
  6. Step 6: Final answer
    x = 345,702.90

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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.