Home / 699,663.57-1,049,570.28-194,226.66

Finding the Fourth Proportional to 699,663.57, 1,049,570.28 and 194,226.66

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Solution

The fourth proportional to 699,663.57, 1,049,570.28 and 194,226.66 is: 291,360.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,663.57 : 1,049,570.28 = 194,226.66 : x
  2. Step 2: Convert to fraction form
    699,663.57/1,049,570.28 = 194,226.66/x
  3. Step 3: Cross multiply
    699,663.57x = 1,049,570.28 × 194,226.66
  4. Step 4: Simplify right side
    699,663.57x = 203,854,529,919.67
  5. Step 5: Solve for x
    x = 203,854,529,919.67/699,663.57
  6. Step 6: Final answer
    x = 291,360.79

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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.