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Finding the Fourth Proportional to 503,360.67, 694,637.82 and 277,006.17

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Solution

The fourth proportional to 503,360.67, 694,637.82 and 277,006.17 is: 382,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,360.67 : 694,637.82 = 277,006.17 : x
  2. Step 2: Convert to fraction form
    503,360.67/694,637.82 = 277,006.17/x
  3. Step 3: Cross multiply
    503,360.67x = 694,637.82 × 277,006.17
  4. Step 4: Simplify right side
    503,360.67x = 192,418,962,055.35
  5. Step 5: Solve for x
    x = 192,418,962,055.35/503,360.67
  6. Step 6: Final answer
    x = 382,268.57

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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.