Home / 681,632.40-1,022,448.60-482,566.80

Finding the Fourth Proportional to 681,632.40, 1,022,448.60 and 482,566.80

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Solution

The fourth proportional to 681,632.40, 1,022,448.60 and 482,566.80 is: 723,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,632.40 : 1,022,448.60 = 482,566.80 : x
  2. Step 2: Convert to fraction form
    681,632.40/1,022,448.60 = 482,566.80/x
  3. Step 3: Cross multiply
    681,632.40x = 1,022,448.60 × 482,566.80
  4. Step 4: Simplify right side
    681,632.40x = 493,399,749,066.48
  5. Step 5: Solve for x
    x = 493,399,749,066.48/681,632.40
  6. Step 6: Final answer
    x = 723,850.20

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1.5x scale

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.