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Finding the Fourth Proportional to 411,994.44, 568,505.34 and 230,681.16

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Solution

The fourth proportional to 411,994.44, 568,505.34 and 230,681.16 is: 318,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,994.44 : 568,505.34 = 230,681.16 : x
  2. Step 2: Convert to fraction form
    411,994.44/568,505.34 = 230,681.16/x
  3. Step 3: Cross multiply
    411,994.44x = 568,505.34 × 230,681.16
  4. Step 4: Simplify right side
    411,994.44x = 131,143,471,297.39
  5. Step 5: Solve for x
    x = 131,143,471,297.39/411,994.44
  6. Step 6: Final answer
    x = 318,313.69

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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.