Home / 436,200.55-654,300.83-225,902.95

Finding the Fourth Proportional to 436,200.55, 654,300.83 and 225,902.95

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Solution

The fourth proportional to 436,200.55, 654,300.83 and 225,902.95 is: 338,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,200.55 : 654,300.83 = 225,902.95 : x
  2. Step 2: Convert to fraction form
    436,200.55/654,300.83 = 225,902.95/x
  3. Step 3: Cross multiply
    436,200.55x = 654,300.83 × 225,902.95
  4. Step 4: Simplify right side
    436,200.55x = 147,808,486,554.93
  5. Step 5: Solve for x
    x = 147,808,486,554.93/436,200.55
  6. Step 6: Final answer
    x = 338,854.43

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Similar ratio
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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.