Home / 436,200.30-654,300.45-225,902.70

Finding the Fourth Proportional to 436,200.30, 654,300.45 and 225,902.70

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Solution

The fourth proportional to 436,200.30, 654,300.45 and 225,902.70 is: 338,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,200.30 : 654,300.45 = 225,902.70 : x
  2. Step 2: Convert to fraction form
    436,200.30/654,300.45 = 225,902.70/x
  3. Step 3: Cross multiply
    436,200.30x = 654,300.45 × 225,902.70
  4. Step 4: Simplify right side
    436,200.30x = 147,808,238,266.22
  5. Step 5: Solve for x
    x = 147,808,238,266.22/436,200.30
  6. Step 6: Final answer
    x = 338,854.05

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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.