Home / 349,417.26-481,556.34-253,757.88

Finding the Fourth Proportional to 349,417.26, 481,556.34 and 253,757.88

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Solution

The fourth proportional to 349,417.26, 481,556.34 and 253,757.88 is: 349,721.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,417.26 : 481,556.34 = 253,757.88 : x
  2. Step 2: Convert to fraction form
    349,417.26/481,556.34 = 253,757.88/x
  3. Step 3: Cross multiply
    349,417.26x = 481,556.34 × 253,757.88
  4. Step 4: Simplify right side
    349,417.26x = 122,198,715,938.96
  5. Step 5: Solve for x
    x = 122,198,715,938.96/349,417.26
  6. Step 6: Final answer
    x = 349,721.46

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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.