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Finding the Fourth Proportional to 504,185.80, 756,278.70 and 188,601.70

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Solution

The fourth proportional to 504,185.80, 756,278.70 and 188,601.70 is: 282,902.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,185.80 : 756,278.70 = 188,601.70 : x
  2. Step 2: Convert to fraction form
    504,185.80/756,278.70 = 188,601.70/x
  3. Step 3: Cross multiply
    504,185.80x = 756,278.70 × 188,601.70
  4. Step 4: Simplify right side
    504,185.80x = 142,635,448,493.79
  5. Step 5: Solve for x
    x = 142,635,448,493.79/504,185.80
  6. Step 6: Final answer
    x = 282,902.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.