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Finding the Fourth Proportional to 234,398.39, 351,599.79 and 56,906.96

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Solution

The fourth proportional to 234,398.39, 351,599.79 and 56,906.96 is: 85,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,398.39 : 351,599.79 = 56,906.96 : x
  2. Step 2: Convert to fraction form
    234,398.39/351,599.79 = 56,906.96/x
  3. Step 3: Cross multiply
    234,398.39x = 351,599.79 × 56,906.96
  4. Step 4: Simplify right side
    234,398.39x = 20,008,475,185.54
  5. Step 5: Solve for x
    x = 20,008,475,185.54/234,398.39
  6. Step 6: Final answer
    x = 85,360.98

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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.