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Finding the Fourth Proportional to 324,696.61, 487,093.52 and 114,297.49

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Solution

The fourth proportional to 324,696.61, 487,093.52 and 114,297.49 is: 171,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,696.61 : 487,093.52 = 114,297.49 : x
  2. Step 2: Convert to fraction form
    324,696.61/487,093.52 = 114,297.49/x
  3. Step 3: Cross multiply
    324,696.61x = 487,093.52 × 114,297.49
  4. Step 4: Simplify right side
    324,696.61x = 55,673,566,731.26
  5. Step 5: Solve for x
    x = 55,673,566,731.26/324,696.61
  6. Step 6: Final answer
    x = 171,463.34

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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.