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Finding the Fourth Proportional to 299,994.30, 449,499.24 and 181,699.38

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Solution

The fourth proportional to 299,994.30, 449,499.24 and 181,699.38 is: 272,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,994.30 : 449,499.24 = 181,699.38 : x
  2. Step 2: Convert to fraction form
    299,994.30/449,499.24 = 181,699.38/x
  3. Step 3: Cross multiply
    299,994.30x = 449,499.24 × 181,699.38
  4. Step 4: Simplify right side
    299,994.30x = 81,673,733,218.47
  5. Step 5: Solve for x
    x = 81,673,733,218.47/299,994.30
  6. Step 6: Final answer
    x = 272,250.95

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1.5x scale

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.