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Finding the Fourth Proportional to 2,453.43, 3,387.49 and 1,510.49

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Solution

The fourth proportional to 2,453.43, 3,387.49 and 1,510.49 is: 2,085.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453.43 : 3,387.49 = 1,510.49 : x
  2. Step 2: Convert to fraction form
    2,453.43/3,387.49 = 1,510.49/x
  3. Step 3: Cross multiply
    2,453.43x = 3,387.49 × 1,510.49
  4. Step 4: Simplify right side
    2,453.43x = 5,116,774.46
  5. Step 5: Solve for x
    x = 5,116,774.46/2,453.43
  6. Step 6: Final answer
    x = 2,085.56

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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.