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Finding the Fourth Proportional to 265,372.02, 397,818.88 and 96,774.04

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Solution

The fourth proportional to 265,372.02, 397,818.88 and 96,774.04 is: 145,073.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,372.02 : 397,818.88 = 96,774.04 : x
  2. Step 2: Convert to fraction form
    265,372.02/397,818.88 = 96,774.04/x
  3. Step 3: Cross multiply
    265,372.02x = 397,818.88 × 96,774.04
  4. Step 4: Simplify right side
    265,372.02x = 38,498,540,205.88
  5. Step 5: Solve for x
    x = 38,498,540,205.88/265,372.02
  6. Step 6: Final answer
    x = 145,073.85

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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.