Home / 769,786.03-1,062,259.26-425,594.96

Finding the Fourth Proportional to 769,786.03, 1,062,259.26 and 425,594.96

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Solution

The fourth proportional to 769,786.03, 1,062,259.26 and 425,594.96 is: 587,295.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,786.03 : 1,062,259.26 = 425,594.96 : x
  2. Step 2: Convert to fraction form
    769,786.03/1,062,259.26 = 425,594.96/x
  3. Step 3: Cross multiply
    769,786.03x = 1,062,259.26 × 425,594.96
  4. Step 4: Simplify right side
    769,786.03x = 452,092,186,739.50
  5. Step 5: Solve for x
    x = 452,092,186,739.50/769,786.03
  6. Step 6: Final answer
    x = 587,295.91

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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.