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Finding the Fourth Proportional to 347,747.60, 521,718.60 and 170,260.40

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Solution

The fourth proportional to 347,747.60, 521,718.60 and 170,260.40 is: 255,438.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,747.60 : 521,718.60 = 170,260.40 : x
  2. Step 2: Convert to fraction form
    347,747.60/521,718.60 = 170,260.40/x
  3. Step 3: Cross multiply
    347,747.60x = 521,718.60 × 170,260.40
  4. Step 4: Simplify right side
    347,747.60x = 88,828,017,523.44
  5. Step 5: Solve for x
    x = 88,828,017,523.44/347,747.60
  6. Step 6: Final answer
    x = 255,438.19

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