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Finding the Fourth Proportional to 264,999.90, 365,705.88 and 144,147.66

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Solution

The fourth proportional to 264,999.90, 365,705.88 and 144,147.66 is: 198,927.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,999.90 : 365,705.88 = 144,147.66 : x
  2. Step 2: Convert to fraction form
    264,999.90/365,705.88 = 144,147.66/x
  3. Step 3: Cross multiply
    264,999.90x = 365,705.88 × 144,147.66
  4. Step 4: Simplify right side
    264,999.90x = 52,715,646,850.24
  5. Step 5: Solve for x
    x = 52,715,646,850.24/264,999.90
  6. Step 6: Final answer
    x = 198,927.04

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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.