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Finding the Fourth Proportional to 503,868.06, 695,306.03 and 277,513.56

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Solution

The fourth proportional to 503,868.06, 695,306.03 and 277,513.56 is: 382,951.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,868.06 : 695,306.03 = 277,513.56 : x
  2. Step 2: Convert to fraction form
    503,868.06/695,306.03 = 277,513.56/x
  3. Step 3: Cross multiply
    503,868.06x = 695,306.03 × 277,513.56
  4. Step 4: Simplify right side
    503,868.06x = 192,956,850,287.20
  5. Step 5: Solve for x
    x = 192,956,850,287.20/503,868.06
  6. Step 6: Final answer
    x = 382,951.14

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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.