Home / 413,982.80-571,343.87-230,240.01

Finding the Fourth Proportional to 413,982.80, 571,343.87 and 230,240.01

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Solution

The fourth proportional to 413,982.80, 571,343.87 and 230,240.01 is: 317,757.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,982.80 : 571,343.87 = 230,240.01 : x
  2. Step 2: Convert to fraction form
    413,982.80/571,343.87 = 230,240.01/x
  3. Step 3: Cross multiply
    413,982.80x = 571,343.87 × 230,240.01
  4. Step 4: Simplify right side
    413,982.80x = 131,546,217,191.04
  5. Step 5: Solve for x
    x = 131,546,217,191.04/413,982.80
  6. Step 6: Final answer
    x = 317,757.69

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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.