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Finding the Fourth Proportional to 4,672.08, 6,448.41 and 4,437.18

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Solution

The fourth proportional to 4,672.08, 6,448.41 and 4,437.18 is: 6,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.08 : 6,448.41 = 4,437.18 : x
  2. Step 2: Convert to fraction form
    4,672.08/6,448.41 = 4,437.18/x
  3. Step 3: Cross multiply
    4,672.08x = 6,448.41 × 4,437.18
  4. Step 4: Simplify right side
    4,672.08x = 28,612,755.88
  5. Step 5: Solve for x
    x = 28,612,755.88/4,672.08
  6. Step 6: Final answer
    x = 6,124.20

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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.