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Finding the Fourth Proportional to 234,703.56, 323,890.78 and 127,273.26

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Solution

The fourth proportional to 234,703.56, 323,890.78 and 127,273.26 is: 175,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,703.56 : 323,890.78 = 127,273.26 : x
  2. Step 2: Convert to fraction form
    234,703.56/323,890.78 = 127,273.26/x
  3. Step 3: Cross multiply
    234,703.56x = 323,890.78 × 127,273.26
  4. Step 4: Simplify right side
    234,703.56x = 41,222,635,454.54
  5. Step 5: Solve for x
    x = 41,222,635,454.54/234,703.56
  6. Step 6: Final answer
    x = 175,637.03

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1.5x scale

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.