Home / 436,982.88-655,865.04-223,896.16

Finding the Fourth Proportional to 436,982.88, 655,865.04 and 223,896.16

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Solution

The fourth proportional to 436,982.88, 655,865.04 and 223,896.16 is: 336,044.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,982.88 : 655,865.04 = 223,896.16 : x
  2. Step 2: Convert to fraction form
    436,982.88/655,865.04 = 223,896.16/x
  3. Step 3: Cross multiply
    436,982.88x = 655,865.04 × 223,896.16
  4. Step 4: Simplify right side
    436,982.88x = 146,845,663,934.25
  5. Step 5: Solve for x
    x = 146,845,663,934.25/436,982.88
  6. Step 6: Final answer
    x = 336,044.43

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1.5x scale

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.