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Finding the Fourth Proportional to 374,551.66, 562,227.31 and 161,424.75

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Solution

The fourth proportional to 374,551.66, 562,227.31 and 161,424.75 is: 242,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,551.66 : 562,227.31 = 161,424.75 : x
  2. Step 2: Convert to fraction form
    374,551.66/562,227.31 = 161,424.75/x
  3. Step 3: Cross multiply
    374,551.66x = 562,227.31 × 161,424.75
  4. Step 4: Simplify right side
    374,551.66x = 90,757,404,362.04
  5. Step 5: Solve for x
    x = 90,757,404,362.04/374,551.66
  6. Step 6: Final answer
    x = 242,309.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.