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Finding the Fourth Proportional to 374,992.04, 517,489.89 and 205,237.10

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Solution

The fourth proportional to 374,992.04, 517,489.89 and 205,237.10 is: 283,227.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,992.04 : 517,489.89 = 205,237.10 : x
  2. Step 2: Convert to fraction form
    374,992.04/517,489.89 = 205,237.10/x
  3. Step 3: Cross multiply
    374,992.04x = 517,489.89 × 205,237.10
  4. Step 4: Simplify right side
    374,992.04x = 106,208,124,302.92
  5. Step 5: Solve for x
    x = 106,208,124,302.92/374,992.04
  6. Step 6: Final answer
    x = 283,227.68

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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.