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Finding the Fourth Proportional to 584,251.85, 876,377.78 and 141,019.85

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Solution

The fourth proportional to 584,251.85, 876,377.78 and 141,019.85 is: 211,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,251.85 : 876,377.78 = 141,019.85 : x
  2. Step 2: Convert to fraction form
    584,251.85/876,377.78 = 141,019.85/x
  3. Step 3: Cross multiply
    584,251.85x = 876,377.78 × 141,019.85
  4. Step 4: Simplify right side
    584,251.85x = 123,586,665,093.60
  5. Step 5: Solve for x
    x = 123,586,665,093.60/584,251.85
  6. Step 6: Final answer
    x = 211,529.78

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Double scale
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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.