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Finding the Fourth Proportional to 409,329.59, 564,860.59 and 228,032.15

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Solution

The fourth proportional to 409,329.59, 564,860.59 and 228,032.15 is: 314,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,329.59 : 564,860.59 = 228,032.15 : x
  2. Step 2: Convert to fraction form
    409,329.59/564,860.59 = 228,032.15/x
  3. Step 3: Cross multiply
    409,329.59x = 564,860.59 × 228,032.15
  4. Step 4: Simplify right side
    409,329.59x = 128,806,371,393.59
  5. Step 5: Solve for x
    x = 128,806,371,393.59/409,329.59
  6. Step 6: Final answer
    x = 314,676.43

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