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Finding the Fourth Proportional to 543,627.93, 815,378.53 and 144,299.73

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Solution

The fourth proportional to 543,627.93, 815,378.53 and 144,299.73 is: 216,432.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,627.93 : 815,378.53 = 144,299.73 : x
  2. Step 2: Convert to fraction form
    543,627.93/815,378.53 = 144,299.73/x
  3. Step 3: Cross multiply
    543,627.93x = 815,378.53 × 144,299.73
  4. Step 4: Simplify right side
    543,627.93x = 117,658,899,868.73
  5. Step 5: Solve for x
    x = 117,658,899,868.73/543,627.93
  6. Step 6: Final answer
    x = 216,432.77

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