Home / 324,105.39-447,264.72-180,856.89

Finding the Fourth Proportional to 324,105.39, 447,264.72 and 180,856.89

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Solution

The fourth proportional to 324,105.39, 447,264.72 and 180,856.89 is: 249,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,105.39 : 447,264.72 = 180,856.89 : x
  2. Step 2: Convert to fraction form
    324,105.39/447,264.72 = 180,856.89/x
  3. Step 3: Cross multiply
    324,105.39x = 447,264.72 × 180,856.89
  4. Step 4: Simplify right side
    324,105.39x = 80,890,906,265.92
  5. Step 5: Solve for x
    x = 80,890,906,265.92/324,105.39
  6. Step 6: Final answer
    x = 249,582.11

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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.