Home / 318,481.24-439,522.70-182,557.30

Finding the Fourth Proportional to 318,481.24, 439,522.70 and 182,557.30

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Solution

The fourth proportional to 318,481.24, 439,522.70 and 182,557.30 is: 251,939.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,481.24 : 439,522.70 = 182,557.30 : x
  2. Step 2: Convert to fraction form
    318,481.24/439,522.70 = 182,557.30/x
  3. Step 3: Cross multiply
    318,481.24x = 439,522.70 × 182,557.30
  4. Step 4: Simplify right side
    318,481.24x = 80,238,077,400.71
  5. Step 5: Solve for x
    x = 80,238,077,400.71/318,481.24
  6. Step 6: Final answer
    x = 251,939.73

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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.