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Finding the Fourth Proportional to 271,927.92, 375,271.10 and 186,066.90

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Solution

The fourth proportional to 271,927.92, 375,271.10 and 186,066.90 is: 256,779.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,927.92 : 375,271.10 = 186,066.90 : x
  2. Step 2: Convert to fraction form
    271,927.92/375,271.10 = 186,066.90/x
  3. Step 3: Cross multiply
    271,927.92x = 375,271.10 × 186,066.90
  4. Step 4: Simplify right side
    271,927.92x = 69,825,530,244.43
  5. Step 5: Solve for x
    x = 69,825,530,244.43/271,927.92
  6. Step 6: Final answer
    x = 256,779.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.