Home / 694,563.90-1,040,290.65-570,147.90

Finding the Fourth Proportional to 694,563.90, 1,040,290.65 and 570,147.90

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Solution

The fourth proportional to 694,563.90, 1,040,290.65 and 570,147.90 is: 853,945.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,563.90 : 1,040,290.65 = 570,147.90 : x
  2. Step 2: Convert to fraction form
    694,563.90/1,040,290.65 = 570,147.90/x
  3. Step 3: Cross multiply
    694,563.90x = 1,040,290.65 × 570,147.90
  4. Step 4: Simplify right side
    694,563.90x = 593,119,529,487.14
  5. Step 5: Solve for x
    x = 593,119,529,487.14/694,563.90
  6. Step 6: Final answer
    x = 853,945.23

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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.