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Finding the Fourth Proportional to 234,504.56, 350,058.81 and 206,129.45

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Solution

The fourth proportional to 234,504.56, 350,058.81 and 206,129.45 is: 307,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,504.56 : 350,058.81 = 206,129.45 : x
  2. Step 2: Convert to fraction form
    234,504.56/350,058.81 = 206,129.45/x
  3. Step 3: Cross multiply
    234,504.56x = 350,058.81 × 206,129.45
  4. Step 4: Simplify right side
    234,504.56x = 72,157,428,222.66
  5. Step 5: Solve for x
    x = 72,157,428,222.66/234,504.56
  6. Step 6: Final answer
    x = 307,701.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.