Home / 643,535.96-965,557.88-244,282.70

Finding the Fourth Proportional to 643,535.96, 965,557.88 and 244,282.70

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Solution

The fourth proportional to 643,535.96, 965,557.88 and 244,282.70 is: 366,520.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,535.96 : 965,557.88 = 244,282.70 : x
  2. Step 2: Convert to fraction form
    643,535.96/965,557.88 = 244,282.70/x
  3. Step 3: Cross multiply
    643,535.96x = 965,557.88 × 244,282.70
  4. Step 4: Simplify right side
    643,535.96x = 235,869,079,883.47
  5. Step 5: Solve for x
    x = 235,869,079,883.47/643,535.96
  6. Step 6: Final answer
    x = 366,520.44

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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.