Home / 605,074.47-835,261.20-430,757.22

Finding the Fourth Proportional to 605,074.47, 835,261.20 and 430,757.22

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Solution

The fourth proportional to 605,074.47, 835,261.20 and 430,757.22 is: 594,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,074.47 : 835,261.20 = 430,757.22 : x
  2. Step 2: Convert to fraction form
    605,074.47/835,261.20 = 430,757.22/x
  3. Step 3: Cross multiply
    605,074.47x = 835,261.20 × 430,757.22
  4. Step 4: Simplify right side
    605,074.47x = 359,794,792,485.86
  5. Step 5: Solve for x
    x = 359,794,792,485.86/605,074.47
  6. Step 6: Final answer
    x = 594,628.94

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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.