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Finding the Fourth Proportional to 7,531.03, 11,295.73 and 2,600.11

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Solution

The fourth proportional to 7,531.03, 11,295.73 and 2,600.11 is: 3,899.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.03 : 11,295.73 = 2,600.11 : x
  2. Step 2: Convert to fraction form
    7,531.03/11,295.73 = 2,600.11/x
  3. Step 3: Cross multiply
    7,531.03x = 11,295.73 × 2,600.11
  4. Step 4: Simplify right side
    7,531.03x = 29,370,140.53
  5. Step 5: Solve for x
    x = 29,370,140.53/7,531.03
  6. Step 6: Final answer
    x = 3,899.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.