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Finding the Fourth Proportional to 234,461.36, 323,549.16 and 133,859.36

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Solution

The fourth proportional to 234,461.36, 323,549.16 and 133,859.36 is: 184,721.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,461.36 : 323,549.16 = 133,859.36 : x
  2. Step 2: Convert to fraction form
    234,461.36/323,549.16 = 133,859.36/x
  3. Step 3: Cross multiply
    234,461.36x = 323,549.16 × 133,859.36
  4. Step 4: Simplify right side
    234,461.36x = 43,310,083,486.14
  5. Step 5: Solve for x
    x = 43,310,083,486.14/234,461.36
  6. Step 6: Final answer
    x = 184,721.63

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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.