Home / 925,005.62-1,387,213.14-293,771.78

Finding the Fourth Proportional to 925,005.62, 1,387,213.14 and 293,771.78

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Solution

The fourth proportional to 925,005.62, 1,387,213.14 and 293,771.78 is: 440,563.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,005.62 : 1,387,213.14 = 293,771.78 : x
  2. Step 2: Convert to fraction form
    925,005.62/1,387,213.14 = 293,771.78/x
  3. Step 3: Cross multiply
    925,005.62x = 1,387,213.14 × 293,771.78
  4. Step 4: Simplify right side
    925,005.62x = 407,524,073,377.19
  5. Step 5: Solve for x
    x = 407,524,073,377.19/925,005.62
  6. Step 6: Final answer
    x = 440,563.89

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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.