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Finding the Fourth Proportional to 269,402.66, 404,103.99 and 119,607.74

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Solution

The fourth proportional to 269,402.66, 404,103.99 and 119,607.74 is: 179,411.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,402.66 : 404,103.99 = 119,607.74 : x
  2. Step 2: Convert to fraction form
    269,402.66/404,103.99 = 119,607.74/x
  3. Step 3: Cross multiply
    269,402.66x = 404,103.99 × 119,607.74
  4. Step 4: Simplify right side
    269,402.66x = 48,333,962,948.36
  5. Step 5: Solve for x
    x = 48,333,962,948.36/269,402.66
  6. Step 6: Final answer
    x = 179,411.61

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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.