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Finding the Fourth Proportional to 379,487.23, 569,233.33 and 151,801.89

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Solution

The fourth proportional to 379,487.23, 569,233.33 and 151,801.89 is: 227,703.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,487.23 : 569,233.33 = 151,801.89 : x
  2. Step 2: Convert to fraction form
    379,487.23/569,233.33 = 151,801.89/x
  3. Step 3: Cross multiply
    379,487.23x = 569,233.33 × 151,801.89
  4. Step 4: Simplify right side
    379,487.23x = 86,410,695,344.99
  5. Step 5: Solve for x
    x = 86,410,695,344.99/379,487.23
  6. Step 6: Final answer
    x = 227,703.83

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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.