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Finding the Fourth Proportional to 606,122.89, 909,188.88 and 269,072.93

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Solution

The fourth proportional to 606,122.89, 909,188.88 and 269,072.93 is: 403,611.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,122.89 : 909,188.88 = 269,072.93 : x
  2. Step 2: Convert to fraction form
    606,122.89/909,188.88 = 269,072.93/x
  3. Step 3: Cross multiply
    606,122.89x = 909,188.88 × 269,072.93
  4. Step 4: Simplify right side
    606,122.89x = 244,638,115,424.24
  5. Step 5: Solve for x
    x = 244,638,115,424.24/606,122.89
  6. Step 6: Final answer
    x = 403,611.41

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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.