Home / 693,294.24-1,039,936.56-194,658.72

Finding the Fourth Proportional to 693,294.24, 1,039,936.56 and 194,658.72

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Solution

The fourth proportional to 693,294.24, 1,039,936.56 and 194,658.72 is: 291,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,294.24 : 1,039,936.56 = 194,658.72 : x
  2. Step 2: Convert to fraction form
    693,294.24/1,039,936.56 = 194,658.72/x
  3. Step 3: Cross multiply
    693,294.24x = 1,039,936.56 × 194,658.72
  4. Step 4: Simplify right side
    693,294.24x = 202,432,719,650.80
  5. Step 5: Solve for x
    x = 202,432,719,650.80/693,294.24
  6. Step 6: Final answer
    x = 291,986.73

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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.