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Finding the Fourth Proportional to 3,132.74, 4,703.76 and 1,748.78

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Solution

The fourth proportional to 3,132.74, 4,703.76 and 1,748.78 is: 2,625.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.74 : 4,703.76 = 1,748.78 : x
  2. Step 2: Convert to fraction form
    3,132.74/4,703.76 = 1,748.78/x
  3. Step 3: Cross multiply
    3,132.74x = 4,703.76 × 1,748.78
  4. Step 4: Simplify right side
    3,132.74x = 8,225,841.41
  5. Step 5: Solve for x
    x = 8,225,841.41/3,132.74
  6. Step 6: Final answer
    x = 2,625.77

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