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Finding the Fourth Proportional to 534,862.77, 738,077.15 and 293,128.19

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Solution

The fourth proportional to 534,862.77, 738,077.15 and 293,128.19 is: 404,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,862.77 : 738,077.15 = 293,128.19 : x
  2. Step 2: Convert to fraction form
    534,862.77/738,077.15 = 293,128.19/x
  3. Step 3: Cross multiply
    534,862.77x = 738,077.15 × 293,128.19
  4. Step 4: Simplify right side
    534,862.77x = 216,351,213,903.83
  5. Step 5: Solve for x
    x = 216,351,213,903.83/534,862.77
  6. Step 6: Final answer
    x = 404,498.55

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