Home / 484,514.40-726,901.20-344,546.40

Finding the Fourth Proportional to 484,514.40, 726,901.20 and 344,546.40

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Solution

The fourth proportional to 484,514.40, 726,901.20 and 344,546.40 is: 516,911.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,514.40 : 726,901.20 = 344,546.40 : x
  2. Step 2: Convert to fraction form
    484,514.40/726,901.20 = 344,546.40/x
  3. Step 3: Cross multiply
    484,514.40x = 726,901.20 × 344,546.40
  4. Step 4: Simplify right side
    484,514.40x = 250,451,191,615.68
  5. Step 5: Solve for x
    x = 250,451,191,615.68/484,514.40
  6. Step 6: Final answer
    x = 516,911.76

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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.