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Finding the Fourth Proportional to 438,792, 658,188 and 106,368

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Solution

The fourth proportional to 438,792, 658,188 and 106,368 is: 159,552

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,792 : 658,188 = 106,368 : x
  2. Step 2: Convert to fraction form
    438,792/658,188 = 106,368/x
  3. Step 3: Cross multiply
    438,792x = 658,188 × 106,368
  4. Step 4: Simplify right side
    438,792x = 70,010,141,184
  5. Step 5: Solve for x
    x = 70,010,141,184/438,792
  6. Step 6: Final answer
    x = 159,552

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