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Finding the Fourth Proportional to 519,372.99, 779,104.17 and 182,384.73

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Solution

The fourth proportional to 519,372.99, 779,104.17 and 182,384.73 is: 273,592.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,372.99 : 779,104.17 = 182,384.73 : x
  2. Step 2: Convert to fraction form
    519,372.99/779,104.17 = 182,384.73/x
  3. Step 3: Cross multiply
    519,372.99x = 779,104.17 × 182,384.73
  4. Step 4: Simplify right side
    519,372.99x = 142,096,703,687.32
  5. Step 5: Solve for x
    x = 142,096,703,687.32/519,372.99
  6. Step 6: Final answer
    x = 273,592.79

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Double scale
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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.