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Finding the Fourth Proportional to 503,355.91, 694,632.53 and 277,001.41

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Solution

The fourth proportional to 503,355.91, 694,632.53 and 277,001.41 is: 382,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,355.91 : 694,632.53 = 277,001.41 : x
  2. Step 2: Convert to fraction form
    503,355.91/694,632.53 = 277,001.41/x
  3. Step 3: Cross multiply
    503,355.91x = 694,632.53 × 277,001.41
  4. Step 4: Simplify right side
    503,355.91x = 192,414,190,241.87
  5. Step 5: Solve for x
    x = 192,414,190,241.87/503,355.91
  6. Step 6: Final answer
    x = 382,262.70

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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.