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Finding the Fourth Proportional to 2,343.68, 3,233.76 and 1,754.72

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Solution

The fourth proportional to 2,343.68, 3,233.76 and 1,754.72 is: 2,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.68 : 3,233.76 = 1,754.72 : x
  2. Step 2: Convert to fraction form
    2,343.68/3,233.76 = 1,754.72/x
  3. Step 3: Cross multiply
    2,343.68x = 3,233.76 × 1,754.72
  4. Step 4: Simplify right side
    2,343.68x = 5,674,343.35
  5. Step 5: Solve for x
    x = 5,674,343.35/2,343.68
  6. Step 6: Final answer
    x = 2,421.13

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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.