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Finding the Fourth Proportional to 2,681.97, 3,701.34 and 1,503.15

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Solution

The fourth proportional to 2,681.97, 3,701.34 and 1,503.15 is: 2,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.97 : 3,701.34 = 1,503.15 : x
  2. Step 2: Convert to fraction form
    2,681.97/3,701.34 = 1,503.15/x
  3. Step 3: Cross multiply
    2,681.97x = 3,701.34 × 1,503.15
  4. Step 4: Simplify right side
    2,681.97x = 5,563,669.22
  5. Step 5: Solve for x
    x = 5,563,669.22/2,681.97
  6. Step 6: Final answer
    x = 2,074.47

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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.