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Finding the Fourth Proportional to 227,232, 313,460.88 and 173,423.28

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Solution

The fourth proportional to 227,232, 313,460.88 and 173,423.28 is: 239,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,232 : 313,460.88 = 173,423.28 : x
  2. Step 2: Convert to fraction form
    227,232/313,460.88 = 173,423.28/x
  3. Step 3: Cross multiply
    227,232x = 313,460.88 × 173,423.28
  4. Step 4: Simplify right side
    227,232x = 54,361,413,961.29
  5. Step 5: Solve for x
    x = 54,361,413,961.29/227,232
  6. Step 6: Final answer
    x = 239,233.09

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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.