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Finding the Fourth Proportional to 7,302.56, 10,077.31 and 4,318.52

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Solution

The fourth proportional to 7,302.56, 10,077.31 and 4,318.52 is: 5,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.56 : 10,077.31 = 4,318.52 : x
  2. Step 2: Convert to fraction form
    7,302.56/10,077.31 = 4,318.52/x
  3. Step 3: Cross multiply
    7,302.56x = 10,077.31 × 4,318.52
  4. Step 4: Simplify right side
    7,302.56x = 43,519,019.79
  5. Step 5: Solve for x
    x = 43,519,019.79/7,302.56
  6. Step 6: Final answer
    x = 5,959.42

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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.