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Finding the Fourth Proportional to 269,841.72, 404,688.63 and 101,349.03

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Solution

The fourth proportional to 269,841.72, 404,688.63 and 101,349.03 is: 151,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,841.72 : 404,688.63 = 101,349.03 : x
  2. Step 2: Convert to fraction form
    269,841.72/404,688.63 = 101,349.03/x
  3. Step 3: Cross multiply
    269,841.72x = 404,688.63 × 101,349.03
  4. Step 4: Simplify right side
    269,841.72x = 41,014,800,102.53
  5. Step 5: Solve for x
    x = 41,014,800,102.53/269,841.72
  6. Step 6: Final answer
    x = 151,995.77

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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.