Home / 1,253,036.59-1,729,191.24-680,076.77

Finding the Fourth Proportional to 1,253,036.59, 1,729,191.24 and 680,076.77

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Solution

The fourth proportional to 1,253,036.59, 1,729,191.24 and 680,076.77 is: 938,506.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,036.59 : 1,729,191.24 = 680,076.77 : x
  2. Step 2: Convert to fraction form
    1,253,036.59/1,729,191.24 = 680,076.77/x
  3. Step 3: Cross multiply
    1,253,036.59x = 1,729,191.24 × 680,076.77
  4. Step 4: Simplify right side
    1,253,036.59x = 1,175,982,784,565.54
  5. Step 5: Solve for x
    x = 1,175,982,784,565.54/1,253,036.59
  6. Step 6: Final answer
    x = 938,506.34

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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.