Home / 699,654.56-1,049,556.78-194,217.66

Finding the Fourth Proportional to 699,654.56, 1,049,556.78 and 194,217.66

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Solution

The fourth proportional to 699,654.56, 1,049,556.78 and 194,217.66 is: 291,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,654.56 : 1,049,556.78 = 194,217.66 : x
  2. Step 2: Convert to fraction form
    699,654.56/1,049,556.78 = 194,217.66/x
  3. Step 3: Cross multiply
    699,654.56x = 1,049,556.78 × 194,217.66
  4. Step 4: Simplify right side
    699,654.56x = 203,842,461,848.74
  5. Step 5: Solve for x
    x = 203,842,461,848.74/699,654.56
  6. Step 6: Final answer
    x = 291,347.29

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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.