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Finding the Fourth Proportional to 220,705.34, 304,552.34 and 123,887.02

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Solution

The fourth proportional to 220,705.34, 304,552.34 and 123,887.02 is: 170,952.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,705.34 : 304,552.34 = 123,887.02 : x
  2. Step 2: Convert to fraction form
    220,705.34/304,552.34 = 123,887.02/x
  3. Step 3: Cross multiply
    220,705.34x = 304,552.34 × 123,887.02
  4. Step 4: Simplify right side
    220,705.34x = 37,730,081,836.63
  5. Step 5: Solve for x
    x = 37,730,081,836.63/220,705.34
  6. Step 6: Final answer
    x = 170,952.28

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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.