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Finding the Fourth Proportional to 554,292.40, 829,358.52 and 328,827.28

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Solution

The fourth proportional to 554,292.40, 829,358.52 and 328,827.28 is: 492,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,292.40 : 829,358.52 = 328,827.28 : x
  2. Step 2: Convert to fraction form
    554,292.40/829,358.52 = 328,827.28/x
  3. Step 3: Cross multiply
    554,292.40x = 829,358.52 × 328,827.28
  4. Step 4: Simplify right side
    554,292.40x = 272,715,706,276.43
  5. Step 5: Solve for x
    x = 272,715,706,276.43/554,292.40
  6. Step 6: Final answer
    x = 492,006.94

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