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Finding the Fourth Proportional to 295,672, 443,566.40 and 151,213.44

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Solution

The fourth proportional to 295,672, 443,566.40 and 151,213.44 is: 226,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,672 : 443,566.40 = 151,213.44 : x
  2. Step 2: Convert to fraction form
    295,672/443,566.40 = 151,213.44/x
  3. Step 3: Cross multiply
    295,672x = 443,566.40 × 151,213.44
  4. Step 4: Simplify right side
    295,672x = 67,073,201,212.42
  5. Step 5: Solve for x
    x = 67,073,201,212.42/295,672
  6. Step 6: Final answer
    x = 226,850.03

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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.