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Finding the Fourth Proportional to 6,457,791.25, 8,909,978.56 and 4,495,470.13

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Solution

The fourth proportional to 6,457,791.25, 8,909,978.56 and 4,495,470.13 is: 6,202,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,791.25 : 8,909,978.56 = 4,495,470.13 : x
  2. Step 2: Convert to fraction form
    6,457,791.25/8,909,978.56 = 4,495,470.13/x
  3. Step 3: Cross multiply
    6,457,791.25x = 8,909,978.56 × 4,495,470.13
  4. Step 4: Simplify right side
    6,457,791.25x = 40,054,542,475,420.41
  5. Step 5: Solve for x
    x = 40,054,542,475,420.41/6,457,791.25
  6. Step 6: Final answer
    x = 6,202,514.28

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