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Finding the Fourth Proportional to 6,572.88, 9,072 and 4,475.52

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Solution

The fourth proportional to 6,572.88, 9,072 and 4,475.52 is: 6,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.88 : 9,072 = 4,475.52 : x
  2. Step 2: Convert to fraction form
    6,572.88/9,072 = 4,475.52/x
  3. Step 3: Cross multiply
    6,572.88x = 9,072 × 4,475.52
  4. Step 4: Simplify right side
    6,572.88x = 40,601,917.44
  5. Step 5: Solve for x
    x = 40,601,917.44/6,572.88
  6. Step 6: Final answer
    x = 6,177.19

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