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Finding the Fourth Proportional to 519,473.50, 779,288.17 and 182,454.75

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Solution

The fourth proportional to 519,473.50, 779,288.17 and 182,454.75 is: 273,709.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,473.50 : 779,288.17 = 182,454.75 : x
  2. Step 2: Convert to fraction form
    519,473.50/779,288.17 = 182,454.75/x
  3. Step 3: Cross multiply
    519,473.50x = 779,288.17 × 182,454.75
  4. Step 4: Simplify right side
    519,473.50x = 142,184,829,799.87
  5. Step 5: Solve for x
    x = 142,184,829,799.87/519,473.50
  6. Step 6: Final answer
    x = 273,709.49

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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.