Home / 871,286.10-1,202,233.74-544,560.58

Finding the Fourth Proportional to 871,286.10, 1,202,233.74 and 544,560.58

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Solution

The fourth proportional to 871,286.10, 1,202,233.74 and 544,560.58 is: 751,405.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,286.10 : 1,202,233.74 = 544,560.58 : x
  2. Step 2: Convert to fraction form
    871,286.10/1,202,233.74 = 544,560.58/x
  3. Step 3: Cross multiply
    871,286.10x = 1,202,233.74 × 544,560.58
  4. Step 4: Simplify right side
    871,286.10x = 654,689,102,749.97
  5. Step 5: Solve for x
    x = 654,689,102,749.97/871,286.10
  6. Step 6: Final answer
    x = 751,405.43

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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.