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Finding the Fourth Proportional to 6,758.32, 9,327.48 and 4,876.16

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Solution

The fourth proportional to 6,758.32, 9,327.48 and 4,876.16 is: 6,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.32 : 9,327.48 = 4,876.16 : x
  2. Step 2: Convert to fraction form
    6,758.32/9,327.48 = 4,876.16/x
  3. Step 3: Cross multiply
    6,758.32x = 9,327.48 × 4,876.16
  4. Step 4: Simplify right side
    6,758.32x = 45,482,284.88
  5. Step 5: Solve for x
    x = 45,482,284.88/6,758.32
  6. Step 6: Final answer
    x = 6,729.82

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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.