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Finding the Fourth Proportional to 196,698.47, 295,046.73 and 169,963.11

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Solution

The fourth proportional to 196,698.47, 295,046.73 and 169,963.11 is: 254,943.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,698.47 : 295,046.73 = 169,963.11 : x
  2. Step 2: Convert to fraction form
    196,698.47/295,046.73 = 169,963.11/x
  3. Step 3: Cross multiply
    196,698.47x = 295,046.73 × 169,963.11
  4. Step 4: Simplify right side
    196,698.47x = 50,147,058,350.90
  5. Step 5: Solve for x
    x = 50,147,058,350.90/196,698.47
  6. Step 6: Final answer
    x = 254,943.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.