Home / 825,232.40-1,236,682.20-508,749.20

Finding the Fourth Proportional to 825,232.40, 1,236,682.20 and 508,749.20

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Solution

The fourth proportional to 825,232.40, 1,236,682.20 and 508,749.20 is: 762,404.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,232.40 : 1,236,682.20 = 508,749.20 : x
  2. Step 2: Convert to fraction form
    825,232.40/1,236,682.20 = 508,749.20/x
  3. Step 3: Cross multiply
    825,232.40x = 1,236,682.20 × 508,749.20
  4. Step 4: Simplify right side
    825,232.40x = 629,161,079,904.24
  5. Step 5: Solve for x
    x = 629,161,079,904.24/825,232.40
  6. Step 6: Final answer
    x = 762,404.72

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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.