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Finding the Fourth Proportional to 299,577.26, 449,365.89 and 122,053

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Solution

The fourth proportional to 299,577.26, 449,365.89 and 122,053 is: 183,079.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,577.26 : 449,365.89 = 122,053 : x
  2. Step 2: Convert to fraction form
    299,577.26/449,365.89 = 122,053/x
  3. Step 3: Cross multiply
    299,577.26x = 449,365.89 × 122,053
  4. Step 4: Simplify right side
    299,577.26x = 54,846,454,972.17
  5. Step 5: Solve for x
    x = 54,846,454,972.17/299,577.26
  6. Step 6: Final answer
    x = 183,079.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.