Home / 643,971.82-965,926.56-244,581.42

Finding the Fourth Proportional to 643,971.82, 965,926.56 and 244,581.42

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Solution

The fourth proportional to 643,971.82, 965,926.56 and 244,581.42 is: 366,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,971.82 : 965,926.56 = 244,581.42 : x
  2. Step 2: Convert to fraction form
    643,971.82/965,926.56 = 244,581.42/x
  3. Step 3: Cross multiply
    643,971.82x = 965,926.56 × 244,581.42
  4. Step 4: Simplify right side
    643,971.82x = 236,247,689,660.52
  5. Step 5: Solve for x
    x = 236,247,689,660.52/643,971.82
  6. Step 6: Final answer
    x = 366,860.29

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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.