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Finding the Fourth Proportional to 1,253,098.06, 1,729,098 and 744,003.34

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Solution

The fourth proportional to 1,253,098.06, 1,729,098 and 744,003.34 is: 1,026,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,098.06 : 1,729,098 = 744,003.34 : x
  2. Step 2: Convert to fraction form
    1,253,098.06/1,729,098 = 744,003.34/x
  3. Step 3: Cross multiply
    1,253,098.06x = 1,729,098 × 744,003.34
  4. Step 4: Simplify right side
    1,253,098.06x = 1,286,454,687,187.32
  5. Step 5: Solve for x
    x = 1,286,454,687,187.32/1,253,098.06
  6. Step 6: Final answer
    x = 1,026,619.33

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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.