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Finding the Fourth Proportional to 7,510.61, 11,267.76 and 2,580.32

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Solution

The fourth proportional to 7,510.61, 11,267.76 and 2,580.32 is: 3,871.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.61 : 11,267.76 = 2,580.32 : x
  2. Step 2: Convert to fraction form
    7,510.61/11,267.76 = 2,580.32/x
  3. Step 3: Cross multiply
    7,510.61x = 11,267.76 × 2,580.32
  4. Step 4: Simplify right side
    7,510.61x = 29,074,464.33
  5. Step 5: Solve for x
    x = 29,074,464.33/7,510.61
  6. Step 6: Final answer
    x = 3,871.12

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