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Finding the Fourth Proportional to 4,176.76, 6,265.18 and 1,098.76

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Solution

The fourth proportional to 4,176.76, 6,265.18 and 1,098.76 is: 1,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.76 : 6,265.18 = 1,098.76 : x
  2. Step 2: Convert to fraction form
    4,176.76/6,265.18 = 1,098.76/x
  3. Step 3: Cross multiply
    4,176.76x = 6,265.18 × 1,098.76
  4. Step 4: Simplify right side
    4,176.76x = 6,883,929.18
  5. Step 5: Solve for x
    x = 6,883,929.18/4,176.76
  6. Step 6: Final answer
    x = 1,648.15

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