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Finding the Fourth Proportional to 234,785.61, 352,165.46 and 171,670.41

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Solution

The fourth proportional to 234,785.61, 352,165.46 and 171,670.41 is: 257,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,785.61 : 352,165.46 = 171,670.41 : x
  2. Step 2: Convert to fraction form
    234,785.61/352,165.46 = 171,670.41/x
  3. Step 3: Cross multiply
    234,785.61x = 352,165.46 × 171,670.41
  4. Step 4: Simplify right side
    234,785.61x = 60,456,388,047.69
  5. Step 5: Solve for x
    x = 60,456,388,047.69/234,785.61
  6. Step 6: Final answer
    x = 257,496.14

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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.