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Finding the Fourth Proportional to 664,722.88, 996,996.84 and 184,982.56

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Solution

The fourth proportional to 664,722.88, 996,996.84 and 184,982.56 is: 277,449.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,722.88 : 996,996.84 = 184,982.56 : x
  2. Step 2: Convert to fraction form
    664,722.88/996,996.84 = 184,982.56/x
  3. Step 3: Cross multiply
    664,722.88x = 996,996.84 × 184,982.56
  4. Step 4: Simplify right side
    664,722.88x = 184,427,027,775.11
  5. Step 5: Solve for x
    x = 184,427,027,775.11/664,722.88
  6. Step 6: Final answer
    x = 277,449.50

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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.