Home / 269,864.85-403,098.12-198,153.12

Finding the Fourth Proportional to 269,864.85, 403,098.12 and 198,153.12

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Solution

The fourth proportional to 269,864.85, 403,098.12 and 198,153.12 is: 295,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,864.85 : 403,098.12 = 198,153.12 : x
  2. Step 2: Convert to fraction form
    269,864.85/403,098.12 = 198,153.12/x
  3. Step 3: Cross multiply
    269,864.85x = 403,098.12 × 198,153.12
  4. Step 4: Simplify right side
    269,864.85x = 79,875,150,144.13
  5. Step 5: Solve for x
    x = 79,875,150,144.13/269,864.85
  6. Step 6: Final answer
    x = 295,982.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.