Home / 868,642.88-1,198,793.58-546,629

Finding the Fourth Proportional to 868,642.88, 1,198,793.58 and 546,629

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Solution

The fourth proportional to 868,642.88, 1,198,793.58 and 546,629 is: 754,389.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,642.88 : 1,198,793.58 = 546,629 : x
  2. Step 2: Convert to fraction form
    868,642.88/1,198,793.58 = 546,629/x
  3. Step 3: Cross multiply
    868,642.88x = 1,198,793.58 × 546,629
  4. Step 4: Simplify right side
    868,642.88x = 655,295,335,841.82
  5. Step 5: Solve for x
    x = 655,295,335,841.82/868,642.88
  6. Step 6: Final answer
    x = 754,389.81

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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.