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Finding the Fourth Proportional to 269,927.18, 404,105.01 and 141,539.01

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Solution

The fourth proportional to 269,927.18, 404,105.01 and 141,539.01 is: 211,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,927.18 : 404,105.01 = 141,539.01 : x
  2. Step 2: Convert to fraction form
    269,927.18/404,105.01 = 141,539.01/x
  3. Step 3: Cross multiply
    269,927.18x = 404,105.01 × 141,539.01
  4. Step 4: Simplify right side
    269,927.18x = 57,196,623,051.44
  5. Step 5: Solve for x
    x = 57,196,623,051.44/269,927.18
  6. Step 6: Final answer
    x = 211,896.50

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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.