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Finding the Fourth Proportional to 503,360.18, 694,637.15 and 277,005.68

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Solution

The fourth proportional to 503,360.18, 694,637.15 and 277,005.68 is: 382,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,360.18 : 694,637.15 = 277,005.68 : x
  2. Step 2: Convert to fraction form
    503,360.18/694,637.15 = 277,005.68/x
  3. Step 3: Cross multiply
    503,360.18x = 694,637.15 × 277,005.68
  4. Step 4: Simplify right side
    503,360.18x = 192,418,436,089.01
  5. Step 5: Solve for x
    x = 192,418,436,089.01/503,360.18
  6. Step 6: Final answer
    x = 382,267.89

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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.