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Finding the Fourth Proportional to 309,626.92, 464,444.70 and 88,010.92

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Solution

The fourth proportional to 309,626.92, 464,444.70 and 88,010.92 is: 132,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,626.92 : 464,444.70 = 88,010.92 : x
  2. Step 2: Convert to fraction form
    309,626.92/464,444.70 = 88,010.92/x
  3. Step 3: Cross multiply
    309,626.92x = 464,444.70 × 88,010.92
  4. Step 4: Simplify right side
    309,626.92x = 40,876,205,336.12
  5. Step 5: Solve for x
    x = 40,876,205,336.12/309,626.92
  6. Step 6: Final answer
    x = 132,017.61

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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.