Home / 698,177.18-1,047,244.84-192,769.04

Finding the Fourth Proportional to 698,177.18, 1,047,244.84 and 192,769.04

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Solution

The fourth proportional to 698,177.18, 1,047,244.84 and 192,769.04 is: 289,147.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,177.18 : 1,047,244.84 = 192,769.04 : x
  2. Step 2: Convert to fraction form
    698,177.18/1,047,244.84 = 192,769.04/x
  3. Step 3: Cross multiply
    698,177.18x = 1,047,244.84 × 192,769.04
  4. Step 4: Simplify right side
    698,177.18x = 201,876,382,451.75
  5. Step 5: Solve for x
    x = 201,876,382,451.75/698,177.18
  6. Step 6: Final answer
    x = 289,147.78

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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.