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Finding the Fourth Proportional to 322,068.42, 444,474.54 and 186,127.27

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Solution

The fourth proportional to 322,068.42, 444,474.54 and 186,127.27 is: 256,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,068.42 : 444,474.54 = 186,127.27 : x
  2. Step 2: Convert to fraction form
    322,068.42/444,474.54 = 186,127.27/x
  3. Step 3: Cross multiply
    322,068.42x = 444,474.54 × 186,127.27
  4. Step 4: Simplify right side
    322,068.42x = 82,728,831,603.52
  5. Step 5: Solve for x
    x = 82,728,831,603.52/322,068.42
  6. Step 6: Final answer
    x = 256,867.26

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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.