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Finding the Fourth Proportional to 293,360.42, 439,571.90 and 188,092.10

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Solution

The fourth proportional to 293,360.42, 439,571.90 and 188,092.10 is: 281,837.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,360.42 : 439,571.90 = 188,092.10 : x
  2. Step 2: Convert to fraction form
    293,360.42/439,571.90 = 188,092.10/x
  3. Step 3: Cross multiply
    293,360.42x = 439,571.90 × 188,092.10
  4. Step 4: Simplify right side
    293,360.42x = 82,680,001,771.99
  5. Step 5: Solve for x
    x = 82,680,001,771.99/293,360.42
  6. Step 6: Final answer
    x = 281,837.62

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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.