Home / 324,867.64-487,347.18-100,246.30

Finding the Fourth Proportional to 324,867.64, 487,347.18 and 100,246.30

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Solution

The fourth proportional to 324,867.64, 487,347.18 and 100,246.30 is: 150,383.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,867.64 : 487,347.18 = 100,246.30 : x
  2. Step 2: Convert to fraction form
    324,867.64/487,347.18 = 100,246.30/x
  3. Step 3: Cross multiply
    324,867.64x = 487,347.18 × 100,246.30
  4. Step 4: Simplify right side
    324,867.64x = 48,854,751,610.43
  5. Step 5: Solve for x
    x = 48,854,751,610.43/324,867.64
  6. Step 6: Final answer
    x = 150,383.56

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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.