Home / 892,714.16-1,231,645.82-505,476.66

Finding the Fourth Proportional to 892,714.16, 1,231,645.82 and 505,476.66

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Solution

The fourth proportional to 892,714.16, 1,231,645.82 and 505,476.66 is: 697,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,714.16 : 1,231,645.82 = 505,476.66 : x
  2. Step 2: Convert to fraction form
    892,714.16/1,231,645.82 = 505,476.66/x
  3. Step 3: Cross multiply
    892,714.16x = 1,231,645.82 × 505,476.66
  4. Step 4: Simplify right side
    892,714.16x = 622,568,215,396.56
  5. Step 5: Solve for x
    x = 622,568,215,396.56/892,714.16
  6. Step 6: Final answer
    x = 697,388.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.