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Finding the Fourth Proportional to 495,629.74, 743,472.90 and 140,615.86

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Solution

The fourth proportional to 495,629.74, 743,472.90 and 140,615.86 is: 210,931.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,629.74 : 743,472.90 = 140,615.86 : x
  2. Step 2: Convert to fraction form
    495,629.74/743,472.90 = 140,615.86/x
  3. Step 3: Cross multiply
    495,629.74x = 743,472.90 × 140,615.86
  4. Step 4: Simplify right side
    495,629.74x = 104,544,081,220.19
  5. Step 5: Solve for x
    x = 104,544,081,220.19/495,629.74
  6. Step 6: Final answer
    x = 210,931.82

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