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Finding the Fourth Proportional to 2,495.72, 3,444.13 and 1,376.71

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Solution

The fourth proportional to 2,495.72, 3,444.13 and 1,376.71 is: 1,899.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.72 : 3,444.13 = 1,376.71 : x
  2. Step 2: Convert to fraction form
    2,495.72/3,444.13 = 1,376.71/x
  3. Step 3: Cross multiply
    2,495.72x = 3,444.13 × 1,376.71
  4. Step 4: Simplify right side
    2,495.72x = 4,741,561.32
  5. Step 5: Solve for x
    x = 4,741,561.32/2,495.72
  6. Step 6: Final answer
    x = 1,899.88

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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.