Home / 699,556.56-1,049,217.45-194,168.89

Finding the Fourth Proportional to 699,556.56, 1,049,217.45 and 194,168.89

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Solution

The fourth proportional to 699,556.56, 1,049,217.45 and 194,168.89 is: 291,220.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,556.56 : 1,049,217.45 = 194,168.89 : x
  2. Step 2: Convert to fraction form
    699,556.56/1,049,217.45 = 194,168.89/x
  3. Step 3: Cross multiply
    699,556.56x = 1,049,217.45 × 194,168.89
  4. Step 4: Simplify right side
    699,556.56x = 203,725,387,635.13
  5. Step 5: Solve for x
    x = 203,725,387,635.13/699,556.56
  6. Step 6: Final answer
    x = 291,220.75

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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.