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Finding the Fourth Proportional to 554,246.61, 765,117.80 and 324,772.05

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Solution

The fourth proportional to 554,246.61, 765,117.80 and 324,772.05 is: 448,336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,246.61 : 765,117.80 = 324,772.05 : x
  2. Step 2: Convert to fraction form
    554,246.61/765,117.80 = 324,772.05/x
  3. Step 3: Cross multiply
    554,246.61x = 765,117.80 × 324,772.05
  4. Step 4: Simplify right side
    554,246.61x = 248,488,873,731.28
  5. Step 5: Solve for x
    x = 248,488,873,731.28/554,246.61
  6. Step 6: Final answer
    x = 448,336.30

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