Home / 958,965.78-1,323,544.38-571,806.19

Finding the Fourth Proportional to 958,965.78, 1,323,544.38 and 571,806.19

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Solution

The fourth proportional to 958,965.78, 1,323,544.38 and 571,806.19 is: 789,194.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,965.78 : 1,323,544.38 = 571,806.19 : x
  2. Step 2: Convert to fraction form
    958,965.78/1,323,544.38 = 571,806.19/x
  3. Step 3: Cross multiply
    958,965.78x = 1,323,544.38 × 571,806.19
  4. Step 4: Simplify right side
    958,965.78x = 756,810,862,897.14
  5. Step 5: Solve for x
    x = 756,810,862,897.14/958,965.78
  6. Step 6: Final answer
    x = 789,194.86

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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.