Home / 681,741.20-1,022,611.80-176,301.20

Finding the Fourth Proportional to 681,741.20, 1,022,611.80 and 176,301.20

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Solution

The fourth proportional to 681,741.20, 1,022,611.80 and 176,301.20 is: 264,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,741.20 : 1,022,611.80 = 176,301.20 : x
  2. Step 2: Convert to fraction form
    681,741.20/1,022,611.80 = 176,301.20/x
  3. Step 3: Cross multiply
    681,741.20x = 1,022,611.80 × 176,301.20
  4. Step 4: Simplify right side
    681,741.20x = 180,287,687,474.16
  5. Step 5: Solve for x
    x = 180,287,687,474.16/681,741.20
  6. Step 6: Final answer
    x = 264,451.80

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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.