Home / 318,584.35-439,647.92-182,626.12

Finding the Fourth Proportional to 318,584.35, 439,647.92 and 182,626.12

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Solution

The fourth proportional to 318,584.35, 439,647.92 and 182,626.12 is: 252,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,584.35 : 439,647.92 = 182,626.12 : x
  2. Step 2: Convert to fraction form
    318,584.35/439,647.92 = 182,626.12/x
  3. Step 3: Cross multiply
    318,584.35x = 439,647.92 × 182,626.12
  4. Step 4: Simplify right side
    318,584.35x = 80,291,193,795.67
  5. Step 5: Solve for x
    x = 80,291,193,795.67/318,584.35
  6. Step 6: Final answer
    x = 252,024.92

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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.