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Finding the Fourth Proportional to 341,978.80, 512,353.80 and 292,826.80

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Solution

The fourth proportional to 341,978.80, 512,353.80 and 292,826.80 is: 438,714.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,978.80 : 512,353.80 = 292,826.80 : x
  2. Step 2: Convert to fraction form
    341,978.80/512,353.80 = 292,826.80/x
  3. Step 3: Cross multiply
    341,978.80x = 512,353.80 × 292,826.80
  4. Step 4: Simplify right side
    341,978.80x = 150,030,923,721.84
  5. Step 5: Solve for x
    x = 150,030,923,721.84/341,978.80
  6. Step 6: Final answer
    x = 438,714.11

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