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Finding the Fourth Proportional to 234,385.41, 351,578.31 and 56,892.60

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Solution

The fourth proportional to 234,385.41, 351,578.31 and 56,892.60 is: 85,338.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,385.41 : 351,578.31 = 56,892.60 : x
  2. Step 2: Convert to fraction form
    234,385.41/351,578.31 = 56,892.60/x
  3. Step 3: Cross multiply
    234,385.41x = 351,578.31 × 56,892.60
  4. Step 4: Simplify right side
    234,385.41x = 20,002,204,159.51
  5. Step 5: Solve for x
    x = 20,002,204,159.51/234,385.41
  6. Step 6: Final answer
    x = 85,338.95

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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.