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Finding the Fourth Proportional to 7,509.72, 10,352.43 and 5,264.82

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Solution

The fourth proportional to 7,509.72, 10,352.43 and 5,264.82 is: 7,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.72 : 10,352.43 = 5,264.82 : x
  2. Step 2: Convert to fraction form
    7,509.72/10,352.43 = 5,264.82/x
  3. Step 3: Cross multiply
    7,509.72x = 10,352.43 × 5,264.82
  4. Step 4: Simplify right side
    7,509.72x = 54,503,680.51
  5. Step 5: Solve for x
    x = 54,503,680.51/7,509.72
  6. Step 6: Final answer
    x = 7,257.75

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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.