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Finding the Fourth Proportional to 246,424.01, 339,802.56 and 194,650.11

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Solution

The fourth proportional to 246,424.01, 339,802.56 and 194,650.11 is: 268,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,424.01 : 339,802.56 = 194,650.11 : x
  2. Step 2: Convert to fraction form
    246,424.01/339,802.56 = 194,650.11/x
  3. Step 3: Cross multiply
    246,424.01x = 339,802.56 × 194,650.11
  4. Step 4: Simplify right side
    246,424.01x = 66,142,605,682.28
  5. Step 5: Solve for x
    x = 66,142,605,682.28/246,424.01
  6. Step 6: Final answer
    x = 268,409.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.