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Finding the Fourth Proportional to 299,662.24, 449,510.64 and 112,675.36

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Solution

The fourth proportional to 299,662.24, 449,510.64 and 112,675.36 is: 169,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,662.24 : 449,510.64 = 112,675.36 : x
  2. Step 2: Convert to fraction form
    299,662.24/449,510.64 = 112,675.36/x
  3. Step 3: Cross multiply
    299,662.24x = 449,510.64 × 112,675.36
  4. Step 4: Simplify right side
    299,662.24x = 50,648,773,185.83
  5. Step 5: Solve for x
    x = 50,648,773,185.83/299,662.24
  6. Step 6: Final answer
    x = 169,019.54

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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.