Home / 691,206.03-1,036,808.24-192,570.03

Finding the Fourth Proportional to 691,206.03, 1,036,808.24 and 192,570.03

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Solution

The fourth proportional to 691,206.03, 1,036,808.24 and 192,570.03 is: 288,854.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,206.03 : 1,036,808.24 = 192,570.03 : x
  2. Step 2: Convert to fraction form
    691,206.03/1,036,808.24 = 192,570.03/x
  3. Step 3: Cross multiply
    691,206.03x = 1,036,808.24 × 192,570.03
  4. Step 4: Simplify right side
    691,206.03x = 199,658,192,918.20
  5. Step 5: Solve for x
    x = 199,658,192,918.20/691,206.03
  6. Step 6: Final answer
    x = 288,854.82

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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.