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Finding the Fourth Proportional to 234,287.97, 351,431.96 and 56,794.98

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Solution

The fourth proportional to 234,287.97, 351,431.96 and 56,794.98 is: 85,192.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,287.97 : 351,431.96 = 56,794.98 : x
  2. Step 2: Convert to fraction form
    234,287.97/351,431.96 = 56,794.98/x
  3. Step 3: Cross multiply
    234,287.97x = 351,431.96 × 56,794.98
  4. Step 4: Simplify right side
    234,287.97x = 19,959,571,139.56
  5. Step 5: Solve for x
    x = 19,959,571,139.56/234,287.97
  6. Step 6: Final answer
    x = 85,192.47

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1.5x scale

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.