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Finding the Fourth Proportional to 2,720.34, 3,754.56 and 1,541.16

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Solution

The fourth proportional to 2,720.34, 3,754.56 and 1,541.16 is: 2,127.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720.34 : 3,754.56 = 1,541.16 : x
  2. Step 2: Convert to fraction form
    2,720.34/3,754.56 = 1,541.16/x
  3. Step 3: Cross multiply
    2,720.34x = 3,754.56 × 1,541.16
  4. Step 4: Simplify right side
    2,720.34x = 5,786,377.69
  5. Step 5: Solve for x
    x = 5,786,377.69/2,720.34
  6. Step 6: Final answer
    x = 2,127.08

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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.