Home / 515,525.27-773,059.56-275,581.05

Finding the Fourth Proportional to 515,525.27, 773,059.56 and 275,581.05

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Solution

The fourth proportional to 515,525.27, 773,059.56 and 275,581.05 is: 413,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,525.27 : 773,059.56 = 275,581.05 : x
  2. Step 2: Convert to fraction form
    515,525.27/773,059.56 = 275,581.05/x
  3. Step 3: Cross multiply
    515,525.27x = 773,059.56 × 275,581.05
  4. Step 4: Simplify right side
    515,525.27x = 213,040,565,257.34
  5. Step 5: Solve for x
    x = 213,040,565,257.34/515,525.27
  6. Step 6: Final answer
    x = 413,249.51

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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.