Home / 814,512.30-1,220,565.60-590,344.80

Finding the Fourth Proportional to 814,512.30, 1,220,565.60 and 590,344.80

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Solution

The fourth proportional to 814,512.30, 1,220,565.60 and 590,344.80 is: 884,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,512.30 : 1,220,565.60 = 590,344.80 : x
  2. Step 2: Convert to fraction form
    814,512.30/1,220,565.60 = 590,344.80/x
  3. Step 3: Cross multiply
    814,512.30x = 1,220,565.60 × 590,344.80
  4. Step 4: Simplify right side
    814,512.30x = 720,554,555,018.88
  5. Step 5: Solve for x
    x = 720,554,555,018.88/814,512.30
  6. Step 6: Final answer
    x = 884,645.39

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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.