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Finding the Fourth Proportional to 295,443.76, 443,223.96 and 108,456.88

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Solution

The fourth proportional to 295,443.76, 443,223.96 and 108,456.88 is: 162,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,443.76 : 443,223.96 = 108,456.88 : x
  2. Step 2: Convert to fraction form
    295,443.76/443,223.96 = 108,456.88/x
  3. Step 3: Cross multiply
    295,443.76x = 443,223.96 × 108,456.88
  4. Step 4: Simplify right side
    295,443.76x = 48,070,687,842.84
  5. Step 5: Solve for x
    x = 48,070,687,842.84/295,443.76
  6. Step 6: Final answer
    x = 162,706.73

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1.5x scale

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.