Home / 694,051.40-1,040,105.10-552,139.40

Finding the Fourth Proportional to 694,051.40, 1,040,105.10 and 552,139.40

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Solution

The fourth proportional to 694,051.40, 1,040,105.10 and 552,139.40 is: 827,435.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,051.40 : 1,040,105.10 = 552,139.40 : x
  2. Step 2: Convert to fraction form
    694,051.40/1,040,105.10 = 552,139.40/x
  3. Step 3: Cross multiply
    694,051.40x = 1,040,105.10 × 552,139.40
  4. Step 4: Simplify right side
    694,051.40x = 574,283,005,850.94
  5. Step 5: Solve for x
    x = 574,283,005,850.94/694,051.40
  6. Step 6: Final answer
    x = 827,435.84

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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.