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Finding the Fourth Proportional to 293,071.56, 404,438.98 and 158,935.56

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Solution

The fourth proportional to 293,071.56, 404,438.98 and 158,935.56 is: 219,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,071.56 : 404,438.98 = 158,935.56 : x
  2. Step 2: Convert to fraction form
    293,071.56/404,438.98 = 158,935.56/x
  3. Step 3: Cross multiply
    293,071.56x = 404,438.98 × 158,935.56
  4. Step 4: Simplify right side
    293,071.56x = 64,279,735,772.13
  5. Step 5: Solve for x
    x = 64,279,735,772.13/293,071.56
  6. Step 6: Final answer
    x = 219,331.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.