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Finding the Fourth Proportional to 367,736.89, 507,473.90 and 206,588.55

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Solution

The fourth proportional to 367,736.89, 507,473.90 and 206,588.55 is: 285,090.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,736.89 : 507,473.90 = 206,588.55 : x
  2. Step 2: Convert to fraction form
    367,736.89/507,473.90 = 206,588.55/x
  3. Step 3: Cross multiply
    367,736.89x = 507,473.90 × 206,588.55
  4. Step 4: Simplify right side
    367,736.89x = 104,838,293,593.53
  5. Step 5: Solve for x
    x = 104,838,293,593.53/367,736.89
  6. Step 6: Final answer
    x = 285,090.50

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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.