Home / 330,906.13-456,648.40-180,003.73

Finding the Fourth Proportional to 330,906.13, 456,648.40 and 180,003.73

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Solution

The fourth proportional to 330,906.13, 456,648.40 and 180,003.73 is: 248,404.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,906.13 : 456,648.40 = 180,003.73 : x
  2. Step 2: Convert to fraction form
    330,906.13/456,648.40 = 180,003.73/x
  3. Step 3: Cross multiply
    330,906.13x = 456,648.40 × 180,003.73
  4. Step 4: Simplify right side
    330,906.13x = 82,198,415,298.53
  5. Step 5: Solve for x
    x = 82,198,415,298.53/330,906.13
  6. Step 6: Final answer
    x = 248,404.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.