Home / 868,494.52-1,198,521.60-486,524.02

Finding the Fourth Proportional to 868,494.52, 1,198,521.60 and 486,524.02

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Solution

The fourth proportional to 868,494.52, 1,198,521.60 and 486,524.02 is: 671,402.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,494.52 : 1,198,521.60 = 486,524.02 : x
  2. Step 2: Convert to fraction form
    868,494.52/1,198,521.60 = 486,524.02/x
  3. Step 3: Cross multiply
    868,494.52x = 1,198,521.60 × 486,524.02
  4. Step 4: Simplify right side
    868,494.52x = 583,109,546,888.83
  5. Step 5: Solve for x
    x = 583,109,546,888.83/868,494.52
  6. Step 6: Final answer
    x = 671,402.68

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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.