Home / 1,253,277.27-1,729,524.83-680,317.83

Finding the Fourth Proportional to 1,253,277.27, 1,729,524.83 and 680,317.83

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Solution

The fourth proportional to 1,253,277.27, 1,729,524.83 and 680,317.83 is: 938,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,277.27 : 1,729,524.83 = 680,317.83 : x
  2. Step 2: Convert to fraction form
    1,253,277.27/1,729,524.83 = 680,317.83/x
  3. Step 3: Cross multiply
    1,253,277.27x = 1,729,524.83 × 680,317.83
  4. Step 4: Simplify right side
    1,253,277.27x = 1,176,626,575,875.13
  5. Step 5: Solve for x
    x = 1,176,626,575,875.13/1,253,277.27
  6. Step 6: Final answer
    x = 938,839.80

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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.