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Finding the Fourth Proportional to 354,792.15, 532,024.20 and 155,009.70

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Solution

The fourth proportional to 354,792.15, 532,024.20 and 155,009.70 is: 232,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,792.15 : 532,024.20 = 155,009.70 : x
  2. Step 2: Convert to fraction form
    354,792.15/532,024.20 = 155,009.70/x
  3. Step 3: Cross multiply
    354,792.15x = 532,024.20 × 155,009.70
  4. Step 4: Simplify right side
    354,792.15x = 82,468,911,634.74
  5. Step 5: Solve for x
    x = 82,468,911,634.74/354,792.15
  6. Step 6: Final answer
    x = 232,442.89

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