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Finding the Fourth Proportional to 456,168.92, 629,503.37 and 252,228.44

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Solution

The fourth proportional to 456,168.92, 629,503.37 and 252,228.44 is: 348,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,168.92 : 629,503.37 = 252,228.44 : x
  2. Step 2: Convert to fraction form
    456,168.92/629,503.37 = 252,228.44/x
  3. Step 3: Cross multiply
    456,168.92x = 629,503.37 × 252,228.44
  4. Step 4: Simplify right side
    456,168.92x = 158,778,648,581.18
  5. Step 5: Solve for x
    x = 158,778,648,581.18/456,168.92
  6. Step 6: Final answer
    x = 348,069.86

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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.