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Finding the Fourth Proportional to 269,374.63, 404,072.30 and 100,877.51

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Solution

The fourth proportional to 269,374.63, 404,072.30 and 100,877.51 is: 151,320.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,374.63 : 404,072.30 = 100,877.51 : x
  2. Step 2: Convert to fraction form
    269,374.63/404,072.30 = 100,877.51/x
  3. Step 3: Cross multiply
    269,374.63x = 404,072.30 × 100,877.51
  4. Step 4: Simplify right side
    269,374.63x = 40,761,807,483.97
  5. Step 5: Solve for x
    x = 40,761,807,483.97/269,374.63
  6. Step 6: Final answer
    x = 151,320.14

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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.