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Finding the Fourth Proportional to 220,256.34, 304,100 and 169,177.74

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Solution

The fourth proportional to 220,256.34, 304,100 and 169,177.74 is: 233,577.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,256.34 : 304,100 = 169,177.74 : x
  2. Step 2: Convert to fraction form
    220,256.34/304,100 = 169,177.74/x
  3. Step 3: Cross multiply
    220,256.34x = 304,100 × 169,177.74
  4. Step 4: Simplify right side
    220,256.34x = 51,446,950,734
  5. Step 5: Solve for x
    x = 51,446,950,734/220,256.34
  6. Step 6: Final answer
    x = 233,577.62

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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.