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Finding the Fourth Proportional to 6,047.76, 9,027.90 and 5,615.22

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Solution

The fourth proportional to 6,047.76, 9,027.90 and 5,615.22 is: 8,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,047.76 : 9,027.90 = 5,615.22 : x
  2. Step 2: Convert to fraction form
    6,047.76/9,027.90 = 5,615.22/x
  3. Step 3: Cross multiply
    6,047.76x = 9,027.90 × 5,615.22
  4. Step 4: Simplify right side
    6,047.76x = 50,693,644.64
  5. Step 5: Solve for x
    x = 50,693,644.64/6,047.76
  6. Step 6: Final answer
    x = 8,382.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.