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Finding the Fourth Proportional to 486,275.56, 728,799.76 and 246,449.72

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Solution

The fourth proportional to 486,275.56, 728,799.76 and 246,449.72 is: 369,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,275.56 : 728,799.76 = 246,449.72 : x
  2. Step 2: Convert to fraction form
    486,275.56/728,799.76 = 246,449.72/x
  3. Step 3: Cross multiply
    486,275.56x = 728,799.76 × 246,449.72
  4. Step 4: Simplify right side
    486,275.56x = 179,612,496,788.07
  5. Step 5: Solve for x
    x = 179,612,496,788.07/486,275.56
  6. Step 6: Final answer
    x = 369,363.61

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