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Finding the Fourth Proportional to 9,049.20, 12,495 and 6,027.16

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Solution

The fourth proportional to 9,049.20, 12,495 and 6,027.16 is: 8,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.20 : 12,495 = 6,027.16 : x
  2. Step 2: Convert to fraction form
    9,049.20/12,495 = 6,027.16/x
  3. Step 3: Cross multiply
    9,049.20x = 12,495 × 6,027.16
  4. Step 4: Simplify right side
    9,049.20x = 75,309,364.20
  5. Step 5: Solve for x
    x = 75,309,364.20/9,049.20
  6. Step 6: Final answer
    x = 8,322.21

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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.