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Finding the Fourth Proportional to 341,383.22, 471,193.17 and 207,359.54

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Solution

The fourth proportional to 341,383.22, 471,193.17 and 207,359.54 is: 286,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,383.22 : 471,193.17 = 207,359.54 : x
  2. Step 2: Convert to fraction form
    341,383.22/471,193.17 = 207,359.54/x
  3. Step 3: Cross multiply
    341,383.22x = 471,193.17 × 207,359.54
  4. Step 4: Simplify right side
    341,383.22x = 97,706,398,982.34
  5. Step 5: Solve for x
    x = 97,706,398,982.34/341,383.22
  6. Step 6: Final answer
    x = 286,207.39

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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.