Home / 949,757.40-1,424,412.54-275,660.82

Finding the Fourth Proportional to 949,757.40, 1,424,412.54 and 275,660.82

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Solution

The fourth proportional to 949,757.40, 1,424,412.54 and 275,660.82 is: 413,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,757.40 : 1,424,412.54 = 275,660.82 : x
  2. Step 2: Convert to fraction form
    949,757.40/1,424,412.54 = 275,660.82/x
  3. Step 3: Cross multiply
    949,757.40x = 1,424,412.54 × 275,660.82
  4. Step 4: Simplify right side
    949,757.40x = 392,654,728,794.68
  5. Step 5: Solve for x
    x = 392,654,728,794.68/949,757.40
  6. Step 6: Final answer
    x = 413,426.34

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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.