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Finding the Fourth Proportional to 621,686.94, 857,959.50 and 367,032.66

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Solution

The fourth proportional to 621,686.94, 857,959.50 and 367,032.66 is: 506,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,686.94 : 857,959.50 = 367,032.66 : x
  2. Step 2: Convert to fraction form
    621,686.94/857,959.50 = 367,032.66/x
  3. Step 3: Cross multiply
    621,686.94x = 857,959.50 × 367,032.66
  4. Step 4: Simplify right side
    621,686.94x = 314,899,157,457.27
  5. Step 5: Solve for x
    x = 314,899,157,457.27/621,686.94
  6. Step 6: Final answer
    x = 506,523.68

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