Home / 694,613.20-1,040,170.20-554,645.20

Finding the Fourth Proportional to 694,613.20, 1,040,170.20 and 554,645.20

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Solution

The fourth proportional to 694,613.20, 1,040,170.20 and 554,645.20 is: 830,570.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,613.20 : 1,040,170.20 = 554,645.20 : x
  2. Step 2: Convert to fraction form
    694,613.20/1,040,170.20 = 554,645.20/x
  3. Step 3: Cross multiply
    694,613.20x = 1,040,170.20 × 554,645.20
  4. Step 4: Simplify right side
    694,613.20x = 576,925,408,613.04
  5. Step 5: Solve for x
    x = 576,925,408,613.04/694,613.20
  6. Step 6: Final answer
    x = 830,570.75

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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.