Home / 725,026.80-1,087,540.20-473,084.40

Finding the Fourth Proportional to 725,026.80, 1,087,540.20 and 473,084.40

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Solution

The fourth proportional to 725,026.80, 1,087,540.20 and 473,084.40 is: 709,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,026.80 : 1,087,540.20 = 473,084.40 : x
  2. Step 2: Convert to fraction form
    725,026.80/1,087,540.20 = 473,084.40/x
  3. Step 3: Cross multiply
    725,026.80x = 1,087,540.20 × 473,084.40
  4. Step 4: Simplify right side
    725,026.80x = 514,498,302,992.88
  5. Step 5: Solve for x
    x = 514,498,302,992.88/725,026.80
  6. Step 6: Final answer
    x = 709,626.60

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Similar ratio
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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.