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Finding the Fourth Proportional to 6,762.64, 9,332.11 and 3,777.88

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Solution

The fourth proportional to 6,762.64, 9,332.11 and 3,777.88 is: 5,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.64 : 9,332.11 = 3,777.88 : x
  2. Step 2: Convert to fraction form
    6,762.64/9,332.11 = 3,777.88/x
  3. Step 3: Cross multiply
    6,762.64x = 9,332.11 × 3,777.88
  4. Step 4: Simplify right side
    6,762.64x = 35,255,591.73
  5. Step 5: Solve for x
    x = 35,255,591.73/6,762.64
  6. Step 6: Final answer
    x = 5,213.29

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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.