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Finding the Fourth Proportional to 275,064.99, 412,601.13 and 88,076.49

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Solution

The fourth proportional to 275,064.99, 412,601.13 and 88,076.49 is: 132,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,064.99 : 412,601.13 = 88,076.49 : x
  2. Step 2: Convert to fraction form
    275,064.99/412,601.13 = 88,076.49/x
  3. Step 3: Cross multiply
    275,064.99x = 412,601.13 × 88,076.49
  4. Step 4: Simplify right side
    275,064.99x = 36,340,459,300.43
  5. Step 5: Solve for x
    x = 36,340,459,300.43/275,064.99
  6. Step 6: Final answer
    x = 132,115.90

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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.