Home / 769,903.25-1,062,473.37-425,762.47

Finding the Fourth Proportional to 769,903.25, 1,062,473.37 and 425,762.47

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Solution

The fourth proportional to 769,903.25, 1,062,473.37 and 425,762.47 is: 587,556.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,903.25 : 1,062,473.37 = 425,762.47 : x
  2. Step 2: Convert to fraction form
    769,903.25/1,062,473.37 = 425,762.47/x
  3. Step 3: Cross multiply
    769,903.25x = 1,062,473.37 × 425,762.47
  4. Step 4: Simplify right side
    769,903.25x = 452,361,282,863.52
  5. Step 5: Solve for x
    x = 452,361,282,863.52/769,903.25
  6. Step 6: Final answer
    x = 587,556.01

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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.