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Finding the Fourth Proportional to 234,744.40, 352,116.60 and 68,532.40

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Solution

The fourth proportional to 234,744.40, 352,116.60 and 68,532.40 is: 102,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,744.40 : 352,116.60 = 68,532.40 : x
  2. Step 2: Convert to fraction form
    234,744.40/352,116.60 = 68,532.40/x
  3. Step 3: Cross multiply
    234,744.40x = 352,116.60 × 68,532.40
  4. Step 4: Simplify right side
    234,744.40x = 24,131,395,677.84
  5. Step 5: Solve for x
    x = 24,131,395,677.84/234,744.40
  6. Step 6: Final answer
    x = 102,798.60

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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.