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Finding the Fourth Proportional to 295,150.70, 443,710.20 and 251,848.10

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Solution

The fourth proportional to 295,150.70, 443,710.20 and 251,848.10 is: 378,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,150.70 : 443,710.20 = 251,848.10 : x
  2. Step 2: Convert to fraction form
    295,150.70/443,710.20 = 251,848.10/x
  3. Step 3: Cross multiply
    295,150.70x = 443,710.20 × 251,848.10
  4. Step 4: Simplify right side
    295,150.70x = 111,747,570,820.62
  5. Step 5: Solve for x
    x = 111,747,570,820.62/295,150.70
  6. Step 6: Final answer
    x = 378,611.91

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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.