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Finding the Fourth Proportional to 264,940.25, 365,553.54 and 168,108.80

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Solution

The fourth proportional to 264,940.25, 365,553.54 and 168,108.80 is: 231,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,940.25 : 365,553.54 = 168,108.80 : x
  2. Step 2: Convert to fraction form
    264,940.25/365,553.54 = 168,108.80/x
  3. Step 3: Cross multiply
    264,940.25x = 365,553.54 × 168,108.80
  4. Step 4: Simplify right side
    264,940.25x = 61,452,765,117.38
  5. Step 5: Solve for x
    x = 61,452,765,117.38/264,940.25
  6. Step 6: Final answer
    x = 231,949.53

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1.5x scale

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.