Home / 296,633.10-444,906.45-86,249.10

Finding the Fourth Proportional to 296,633.10, 444,906.45 and 86,249.10

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Solution

The fourth proportional to 296,633.10, 444,906.45 and 86,249.10 is: 129,361.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,633.10 : 444,906.45 = 86,249.10 : x
  2. Step 2: Convert to fraction form
    296,633.10/444,906.45 = 86,249.10/x
  3. Step 3: Cross multiply
    296,633.10x = 444,906.45 × 86,249.10
  4. Step 4: Simplify right side
    296,633.10x = 38,372,780,896.70
  5. Step 5: Solve for x
    x = 38,372,780,896.70/296,633.10
  6. Step 6: Final answer
    x = 129,361.09

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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.