Home / 868,447.68-1,198,444.66-486,488.13

Finding the Fourth Proportional to 868,447.68, 1,198,444.66 and 486,488.13

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Solution

The fourth proportional to 868,447.68, 1,198,444.66 and 486,488.13 is: 671,346.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,447.68 : 1,198,444.66 = 486,488.13 : x
  2. Step 2: Convert to fraction form
    868,447.68/1,198,444.66 = 486,488.13/x
  3. Step 3: Cross multiply
    868,447.68x = 1,198,444.66 × 486,488.13
  4. Step 4: Simplify right side
    868,447.68x = 583,029,101,551.89
  5. Step 5: Solve for x
    x = 583,029,101,551.89/868,447.68
  6. Step 6: Final answer
    x = 671,346.26

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