Home / 892,623.16-1,231,463.82-570,249.64

Finding the Fourth Proportional to 892,623.16, 1,231,463.82 and 570,249.64

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Solution

The fourth proportional to 892,623.16, 1,231,463.82 and 570,249.64 is: 786,716.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,623.16 : 1,231,463.82 = 570,249.64 : x
  2. Step 2: Convert to fraction form
    892,623.16/1,231,463.82 = 570,249.64/x
  3. Step 3: Cross multiply
    892,623.16x = 1,231,463.82 × 570,249.64
  4. Step 4: Simplify right side
    892,623.16x = 702,241,800,028.03
  5. Step 5: Solve for x
    x = 702,241,800,028.03/892,623.16
  6. Step 6: Final answer
    x = 786,716.98

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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.