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Finding the Fourth Proportional to 475,044.36, 655,554.44 and 271,159.86

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Solution

The fourth proportional to 475,044.36, 655,554.44 and 271,159.86 is: 374,196.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,044.36 : 655,554.44 = 271,159.86 : x
  2. Step 2: Convert to fraction form
    475,044.36/655,554.44 = 271,159.86/x
  3. Step 3: Cross multiply
    475,044.36x = 655,554.44 × 271,159.86
  4. Step 4: Simplify right side
    475,044.36x = 177,760,053,309.01
  5. Step 5: Solve for x
    x = 177,760,053,309.01/475,044.36
  6. Step 6: Final answer
    x = 374,196.75

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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.