Home / 436,088.20-654,132.30-341,609.80

Finding the Fourth Proportional to 436,088.20, 654,132.30 and 341,609.80

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Solution

The fourth proportional to 436,088.20, 654,132.30 and 341,609.80 is: 512,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,088.20 : 654,132.30 = 341,609.80 : x
  2. Step 2: Convert to fraction form
    436,088.20/654,132.30 = 341,609.80/x
  3. Step 3: Cross multiply
    436,088.20x = 654,132.30 × 341,609.80
  4. Step 4: Simplify right side
    436,088.20x = 223,458,004,176.54
  5. Step 5: Solve for x
    x = 223,458,004,176.54/436,088.20
  6. Step 6: Final answer
    x = 512,414.70

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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.