Home / 436,091.20-654,158.40-226,139.20

Finding the Fourth Proportional to 436,091.20, 654,158.40 and 226,139.20

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Solution

The fourth proportional to 436,091.20, 654,158.40 and 226,139.20 is: 339,220.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,091.20 : 654,158.40 = 226,139.20 : x
  2. Step 2: Convert to fraction form
    436,091.20/654,158.40 = 226,139.20/x
  3. Step 3: Cross multiply
    436,091.20x = 654,158.40 × 226,139.20
  4. Step 4: Simplify right side
    436,091.20x = 147,930,857,249.28
  5. Step 5: Solve for x
    x = 147,930,857,249.28/436,091.20
  6. Step 6: Final answer
    x = 339,220.00

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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.