Home / 694,118.40-1,040,205.60-552,206.40

Finding the Fourth Proportional to 694,118.40, 1,040,205.60 and 552,206.40

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Solution

The fourth proportional to 694,118.40, 1,040,205.60 and 552,206.40 is: 827,536.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,118.40 : 1,040,205.60 = 552,206.40 : x
  2. Step 2: Convert to fraction form
    694,118.40/1,040,205.60 = 552,206.40/x
  3. Step 3: Cross multiply
    694,118.40x = 1,040,205.60 × 552,206.40
  4. Step 4: Simplify right side
    694,118.40x = 574,408,189,635.84
  5. Step 5: Solve for x
    x = 574,408,189,635.84/694,118.40
  6. Step 6: Final answer
    x = 827,536.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.