Home / 694,558.40-1,040,282.40-570,142.40

Finding the Fourth Proportional to 694,558.40, 1,040,282.40 and 570,142.40

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Solution

The fourth proportional to 694,558.40, 1,040,282.40 and 570,142.40 is: 853,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,558.40 : 1,040,282.40 = 570,142.40 : x
  2. Step 2: Convert to fraction form
    694,558.40/1,040,282.40 = 570,142.40/x
  3. Step 3: Cross multiply
    694,558.40x = 1,040,282.40 × 570,142.40
  4. Step 4: Simplify right side
    694,558.40x = 593,109,104,213.76
  5. Step 5: Solve for x
    x = 593,109,104,213.76/694,558.40
  6. Step 6: Final answer
    x = 853,936.98

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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.