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Finding the Fourth Proportional to 269,953.40, 404,346.90 and 234,961.40

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Solution

The fourth proportional to 269,953.40, 404,346.90 and 234,961.40 is: 351,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,953.40 : 404,346.90 = 234,961.40 : x
  2. Step 2: Convert to fraction form
    269,953.40/404,346.90 = 234,961.40/x
  3. Step 3: Cross multiply
    269,953.40x = 404,346.90 × 234,961.40
  4. Step 4: Simplify right side
    269,953.40x = 95,005,913,709.66
  5. Step 5: Solve for x
    x = 95,005,913,709.66/269,953.40
  6. Step 6: Final answer
    x = 351,934.50

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.