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Finding the Fourth Proportional to 5,841.32, 8,061.02 and 3,188.88

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Solution

The fourth proportional to 5,841.32, 8,061.02 and 3,188.88 is: 4,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,841.32 : 8,061.02 = 3,188.88 : x
  2. Step 2: Convert to fraction form
    5,841.32/8,061.02 = 3,188.88/x
  3. Step 3: Cross multiply
    5,841.32x = 8,061.02 × 3,188.88
  4. Step 4: Simplify right side
    5,841.32x = 25,705,609.51
  5. Step 5: Solve for x
    x = 25,705,609.51/5,841.32
  6. Step 6: Final answer
    x = 4,400.65

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.