Home / 1,031,203.20-1,546,878.48-431,560.56

Finding the Fourth Proportional to 1,031,203.20, 1,546,878.48 and 431,560.56

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Solution

The fourth proportional to 1,031,203.20, 1,546,878.48 and 431,560.56 is: 647,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,203.20 : 1,546,878.48 = 431,560.56 : x
  2. Step 2: Convert to fraction form
    1,031,203.20/1,546,878.48 = 431,560.56/x
  3. Step 3: Cross multiply
    1,031,203.20x = 1,546,878.48 × 431,560.56
  4. Step 4: Simplify right side
    1,031,203.20x = 667,571,743,080.75
  5. Step 5: Solve for x
    x = 667,571,743,080.75/1,031,203.20
  6. Step 6: Final answer
    x = 647,371.68

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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.