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Finding the Fourth Proportional to 342,776.20, 514,010.70 and 132,344.20

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Solution

The fourth proportional to 342,776.20, 514,010.70 and 132,344.20 is: 198,457.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,776.20 : 514,010.70 = 132,344.20 : x
  2. Step 2: Convert to fraction form
    342,776.20/514,010.70 = 132,344.20/x
  3. Step 3: Cross multiply
    342,776.20x = 514,010.70 × 132,344.20
  4. Step 4: Simplify right side
    342,776.20x = 68,026,334,882.94
  5. Step 5: Solve for x
    x = 68,026,334,882.94/342,776.20
  6. Step 6: Final answer
    x = 198,457.00

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