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Finding the Fourth Proportional to 329,672.70, 494,509.05 and 296,430.30

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Solution

The fourth proportional to 329,672.70, 494,509.05 and 296,430.30 is: 444,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,672.70 : 494,509.05 = 296,430.30 : x
  2. Step 2: Convert to fraction form
    329,672.70/494,509.05 = 296,430.30/x
  3. Step 3: Cross multiply
    329,672.70x = 494,509.05 × 296,430.30
  4. Step 4: Simplify right side
    329,672.70x = 146,587,466,044.22
  5. Step 5: Solve for x
    x = 146,587,466,044.22/329,672.70
  6. Step 6: Final answer
    x = 444,645.45

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