Home / 823,707.20-1,233,487.20-541,697.60

Finding the Fourth Proportional to 823,707.20, 1,233,487.20 and 541,697.60

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Solution

The fourth proportional to 823,707.20, 1,233,487.20 and 541,697.60 is: 811,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,707.20 : 1,233,487.20 = 541,697.60 : x
  2. Step 2: Convert to fraction form
    823,707.20/1,233,487.20 = 541,697.60/x
  3. Step 3: Cross multiply
    823,707.20x = 1,233,487.20 × 541,697.60
  4. Step 4: Simplify right side
    823,707.20x = 668,177,055,870.72
  5. Step 5: Solve for x
    x = 668,177,055,870.72/823,707.20
  6. Step 6: Final answer
    x = 811,182.73

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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.