Home / 868,597.44-1,198,713.64-486,747.24

Finding the Fourth Proportional to 868,597.44, 1,198,713.64 and 486,747.24

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Solution

The fourth proportional to 868,597.44, 1,198,713.64 and 486,747.24 is: 671,738.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,597.44 : 1,198,713.64 = 486,747.24 : x
  2. Step 2: Convert to fraction form
    868,597.44/1,198,713.64 = 486,747.24/x
  3. Step 3: Cross multiply
    868,597.44x = 1,198,713.64 × 486,747.24
  4. Step 4: Simplify right side
    868,597.44x = 583,470,555,820.35
  5. Step 5: Solve for x
    x = 583,470,555,820.35/868,597.44
  6. Step 6: Final answer
    x = 671,738.75

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.