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Finding the Fourth Proportional to 9,580.66, 14,370.99 and 2,655.16

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Solution

The fourth proportional to 9,580.66, 14,370.99 and 2,655.16 is: 3,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,580.66 : 14,370.99 = 2,655.16 : x
  2. Step 2: Convert to fraction form
    9,580.66/14,370.99 = 2,655.16/x
  3. Step 3: Cross multiply
    9,580.66x = 14,370.99 × 2,655.16
  4. Step 4: Simplify right side
    9,580.66x = 38,157,205.95
  5. Step 5: Solve for x
    x = 38,157,205.95/9,580.66
  6. Step 6: Final answer
    x = 3,982.73

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Similar ratio
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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.