Home / 699,561.72-1,049,225.22-194,174.10

Finding the Fourth Proportional to 699,561.72, 1,049,225.22 and 194,174.10

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Solution

The fourth proportional to 699,561.72, 1,049,225.22 and 194,174.10 is: 291,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,561.72 : 1,049,225.22 = 194,174.10 : x
  2. Step 2: Convert to fraction form
    699,561.72/1,049,225.22 = 194,174.10/x
  3. Step 3: Cross multiply
    699,561.72x = 1,049,225.22 × 194,174.10
  4. Step 4: Simplify right side
    699,561.72x = 203,732,362,790.80
  5. Step 5: Solve for x
    x = 203,732,362,790.80/699,561.72
  6. Step 6: Final answer
    x = 291,228.57

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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.