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Finding the Fourth Proportional to 561,511.04, 842,354.03 and 336,818.66

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Solution

The fourth proportional to 561,511.04, 842,354.03 and 336,818.66 is: 505,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,511.04 : 842,354.03 = 336,818.66 : x
  2. Step 2: Convert to fraction form
    561,511.04/842,354.03 = 336,818.66/x
  3. Step 3: Cross multiply
    561,511.04x = 842,354.03 × 336,818.66
  4. Step 4: Simplify right side
    561,511.04x = 283,720,552,260.48
  5. Step 5: Solve for x
    x = 283,720,552,260.48/561,511.04
  6. Step 6: Final answer
    x = 505,280.46

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