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Finding the Fourth Proportional to 609,757.06, 841,442.41 and 351,644.89

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Solution

The fourth proportional to 609,757.06, 841,442.41 and 351,644.89 is: 485,257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,757.06 : 841,442.41 = 351,644.89 : x
  2. Step 2: Convert to fraction form
    609,757.06/841,442.41 = 351,644.89/x
  3. Step 3: Cross multiply
    609,757.06x = 841,442.41 × 351,644.89
  4. Step 4: Simplify right side
    609,757.06x = 295,888,923,705.79
  5. Step 5: Solve for x
    x = 295,888,923,705.79/609,757.06
  6. Step 6: Final answer
    x = 485,257.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.