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Finding the Fourth Proportional to 269,595.96, 404,445.78 and 103,371

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Solution

The fourth proportional to 269,595.96, 404,445.78 and 103,371 is: 155,076.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,595.96 : 404,445.78 = 103,371 : x
  2. Step 2: Convert to fraction form
    269,595.96/404,445.78 = 103,371/x
  3. Step 3: Cross multiply
    269,595.96x = 404,445.78 × 103,371
  4. Step 4: Simplify right side
    269,595.96x = 41,807,964,724.38
  5. Step 5: Solve for x
    x = 41,807,964,724.38/269,595.96
  6. Step 6: Final answer
    x = 155,076.38

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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.