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Finding the Fourth Proportional to 2,496.98, 3,445.98 and 1,378.17

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Solution

The fourth proportional to 2,496.98, 3,445.98 and 1,378.17 is: 1,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.98 : 3,445.98 = 1,378.17 : x
  2. Step 2: Convert to fraction form
    2,496.98/3,445.98 = 1,378.17/x
  3. Step 3: Cross multiply
    2,496.98x = 3,445.98 × 1,378.17
  4. Step 4: Simplify right side
    2,496.98x = 4,749,122.14
  5. Step 5: Solve for x
    x = 4,749,122.14/2,496.98
  6. Step 6: Final answer
    x = 1,901.95

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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.