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Finding the Fourth Proportional to 175,302.66, 262,746.33 and 80,452.88

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Solution

The fourth proportional to 175,302.66, 262,746.33 and 80,452.88 is: 120,584.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,302.66 : 262,746.33 = 80,452.88 : x
  2. Step 2: Convert to fraction form
    175,302.66/262,746.33 = 80,452.88/x
  3. Step 3: Cross multiply
    175,302.66x = 262,746.33 × 80,452.88
  4. Step 4: Simplify right side
    175,302.66x = 21,138,698,957.93
  5. Step 5: Solve for x
    x = 21,138,698,957.93/175,302.66
  6. Step 6: Final answer
    x = 120,584.02

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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.