Home / 324,200.12-486,300.18-166,327.88

Finding the Fourth Proportional to 324,200.12, 486,300.18 and 166,327.88

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Solution

The fourth proportional to 324,200.12, 486,300.18 and 166,327.88 is: 249,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,200.12 : 486,300.18 = 166,327.88 : x
  2. Step 2: Convert to fraction form
    324,200.12/486,300.18 = 166,327.88/x
  3. Step 3: Cross multiply
    324,200.12x = 486,300.18 × 166,327.88
  4. Step 4: Simplify right side
    324,200.12x = 80,885,278,442.89
  5. Step 5: Solve for x
    x = 80,885,278,442.89/324,200.12
  6. Step 6: Final answer
    x = 249,491.82

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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.