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Finding the Fourth Proportional to 41,478.84, 62,218.26 and 10,314.12

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Solution

The fourth proportional to 41,478.84, 62,218.26 and 10,314.12 is: 15,471.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,478.84 : 62,218.26 = 10,314.12 : x
  2. Step 2: Convert to fraction form
    41,478.84/62,218.26 = 10,314.12/x
  3. Step 3: Cross multiply
    41,478.84x = 62,218.26 × 10,314.12
  4. Step 4: Simplify right side
    41,478.84x = 641,726,599.83
  5. Step 5: Solve for x
    x = 641,726,599.83/41,478.84
  6. Step 6: Final answer
    x = 15,471.18

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Double scale
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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.