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Finding the Fourth Proportional to 271,114.71, 406,699.11 and 100,382.01

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Solution

The fourth proportional to 271,114.71, 406,699.11 and 100,382.01 is: 150,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,114.71 : 406,699.11 = 100,382.01 : x
  2. Step 2: Convert to fraction form
    271,114.71/406,699.11 = 100,382.01/x
  3. Step 3: Cross multiply
    271,114.71x = 406,699.11 × 100,382.01
  4. Step 4: Simplify right side
    271,114.71x = 40,825,274,127.01
  5. Step 5: Solve for x
    x = 40,825,274,127.01/271,114.71
  6. Step 6: Final answer
    x = 150,583.03

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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.