Home / 1,253,533.60-1,729,877.52-680,573.44

Finding the Fourth Proportional to 1,253,533.60, 1,729,877.52 and 680,573.44

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Solution

The fourth proportional to 1,253,533.60, 1,729,877.52 and 680,573.44 is: 939,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,533.60 : 1,729,877.52 = 680,573.44 : x
  2. Step 2: Convert to fraction form
    1,253,533.60/1,729,877.52 = 680,573.44/x
  3. Step 3: Cross multiply
    1,253,533.60x = 1,729,877.52 × 680,573.44
  4. Step 4: Simplify right side
    1,253,533.60x = 1,177,308,694,565.07
  5. Step 5: Solve for x
    x = 1,177,308,694,565.07/1,253,533.60
  6. Step 6: Final answer
    x = 939,191.97

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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.