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Finding the Fourth Proportional to 270,817.92, 373,770 and 168,860

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Solution

The fourth proportional to 270,817.92, 373,770 and 168,860 is: 233,052.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,817.92 : 373,770 = 168,860 : x
  2. Step 2: Convert to fraction form
    270,817.92/373,770 = 168,860/x
  3. Step 3: Cross multiply
    270,817.92x = 373,770 × 168,860
  4. Step 4: Simplify right side
    270,817.92x = 63,114,802,200
  5. Step 5: Solve for x
    x = 63,114,802,200/270,817.92
  6. Step 6: Final answer
    x = 233,052.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.