Home / 1,238,256.96-1,858,213.92-450,288.96

Finding the Fourth Proportional to 1,238,256.96, 1,858,213.92 and 450,288.96

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Solution

The fourth proportional to 1,238,256.96, 1,858,213.92 and 450,288.96 is: 675,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,256.96 : 1,858,213.92 = 450,288.96 : x
  2. Step 2: Convert to fraction form
    1,238,256.96/1,858,213.92 = 450,288.96/x
  3. Step 3: Cross multiply
    1,238,256.96x = 1,858,213.92 × 450,288.96
  4. Step 4: Simplify right side
    1,238,256.96x = 836,733,213,494.32
  5. Step 5: Solve for x
    x = 836,733,213,494.32/1,238,256.96
  6. Step 6: Final answer
    x = 675,734.71

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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.