Home / 769,707.57-1,062,150.67-425,522.89

Finding the Fourth Proportional to 769,707.57, 1,062,150.67 and 425,522.89

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Solution

The fourth proportional to 769,707.57, 1,062,150.67 and 425,522.89 is: 587,196.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,707.57 : 1,062,150.67 = 425,522.89 : x
  2. Step 2: Convert to fraction form
    769,707.57/1,062,150.67 = 425,522.89/x
  3. Step 3: Cross multiply
    769,707.57x = 1,062,150.67 × 425,522.89
  4. Step 4: Simplify right side
    769,707.57x = 451,969,422,713.84
  5. Step 5: Solve for x
    x = 451,969,422,713.84/769,707.57
  6. Step 6: Final answer
    x = 587,196.28

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1.5x scale

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.