Home / 313,884.40-433,118.04-200,626.80

Finding the Fourth Proportional to 313,884.40, 433,118.04 and 200,626.80

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Solution

The fourth proportional to 313,884.40, 433,118.04 and 200,626.80 is: 276,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,884.40 : 433,118.04 = 200,626.80 : x
  2. Step 2: Convert to fraction form
    313,884.40/433,118.04 = 200,626.80/x
  3. Step 3: Cross multiply
    313,884.40x = 433,118.04 × 200,626.80
  4. Step 4: Simplify right side
    313,884.40x = 86,895,086,387.47
  5. Step 5: Solve for x
    x = 86,895,086,387.47/313,884.40
  6. Step 6: Final answer
    x = 276,837.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.