Home / 725,104.20-1,086,344.10-444,293.40

Finding the Fourth Proportional to 725,104.20, 1,086,344.10 and 444,293.40

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Solution

The fourth proportional to 725,104.20, 1,086,344.10 and 444,293.40 is: 665,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,104.20 : 1,086,344.10 = 444,293.40 : x
  2. Step 2: Convert to fraction form
    725,104.20/1,086,344.10 = 444,293.40/x
  3. Step 3: Cross multiply
    725,104.20x = 1,086,344.10 × 444,293.40
  4. Step 4: Simplify right side
    725,104.20x = 482,655,513,758.94
  5. Step 5: Solve for x
    x = 482,655,513,758.94/725,104.20
  6. Step 6: Final answer
    x = 665,636.08

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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.