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Finding the Fourth Proportional to 310,676.92, 466,020.50 and 89,060.92

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Solution

The fourth proportional to 310,676.92, 466,020.50 and 89,060.92 is: 133,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,676.92 : 466,020.50 = 89,060.92 : x
  2. Step 2: Convert to fraction form
    310,676.92/466,020.50 = 89,060.92/x
  3. Step 3: Cross multiply
    310,676.92x = 466,020.50 × 89,060.92
  4. Step 4: Simplify right side
    310,676.92x = 41,504,214,468.86
  5. Step 5: Solve for x
    x = 41,504,214,468.86/310,676.92
  6. Step 6: Final answer
    x = 133,592.85

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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.