Home / 1,253,290.04-1,729,542.44-680,330.60

Finding the Fourth Proportional to 1,253,290.04, 1,729,542.44 and 680,330.60

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Solution

The fourth proportional to 1,253,290.04, 1,729,542.44 and 680,330.60 is: 938,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,290.04 : 1,729,542.44 = 680,330.60 : x
  2. Step 2: Convert to fraction form
    1,253,290.04/1,729,542.44 = 680,330.60/x
  3. Step 3: Cross multiply
    1,253,290.04x = 1,729,542.44 × 680,330.60
  4. Step 4: Simplify right side
    1,253,290.04x = 1,176,660,645,930.66
  5. Step 5: Solve for x
    x = 1,176,660,645,930.66/1,253,290.04
  6. Step 6: Final answer
    x = 938,857.41

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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.