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Finding the Fourth Proportional to 503,304.29, 694,559.89 and 276,949.79

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Solution

The fourth proportional to 503,304.29, 694,559.89 and 276,949.79 is: 382,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,304.29 : 694,559.89 = 276,949.79 : x
  2. Step 2: Convert to fraction form
    503,304.29/694,559.89 = 276,949.79/x
  3. Step 3: Cross multiply
    503,304.29x = 694,559.89 × 276,949.79
  4. Step 4: Simplify right side
    503,304.29x = 192,358,215,677.92
  5. Step 5: Solve for x
    x = 192,358,215,677.92/503,304.29
  6. Step 6: Final answer
    x = 382,190.69

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1.5x scale

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.