Home / 318,273.06-439,221.18-182,306.93

Finding the Fourth Proportional to 318,273.06, 439,221.18 and 182,306.93

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Solution

The fourth proportional to 318,273.06, 439,221.18 and 182,306.93 is: 251,586.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,273.06 : 439,221.18 = 182,306.93 : x
  2. Step 2: Convert to fraction form
    318,273.06/439,221.18 = 182,306.93/x
  3. Step 3: Cross multiply
    318,273.06x = 439,221.18 × 182,306.93
  4. Step 4: Simplify right side
    318,273.06x = 80,073,065,572.04
  5. Step 5: Solve for x
    x = 80,073,065,572.04/318,273.06
  6. Step 6: Final answer
    x = 251,586.06

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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.