Home / 698,169.33-1,047,233.07-192,761.17

Finding the Fourth Proportional to 698,169.33, 1,047,233.07 and 192,761.17

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Solution

The fourth proportional to 698,169.33, 1,047,233.07 and 192,761.17 is: 289,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,169.33 : 1,047,233.07 = 192,761.17 : x
  2. Step 2: Convert to fraction form
    698,169.33/1,047,233.07 = 192,761.17/x
  3. Step 3: Cross multiply
    698,169.33x = 1,047,233.07 × 192,761.17
  4. Step 4: Simplify right side
    698,169.33x = 201,865,869,217.81
  5. Step 5: Solve for x
    x = 201,865,869,217.81/698,169.33
  6. Step 6: Final answer
    x = 289,135.97

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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.