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Finding the Fourth Proportional to 456,188.97, 629,529.63 and 252,234.72

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Solution

The fourth proportional to 456,188.97, 629,529.63 and 252,234.72 is: 348,077.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,188.97 : 629,529.63 = 252,234.72 : x
  2. Step 2: Convert to fraction form
    456,188.97/629,529.63 = 252,234.72/x
  3. Step 3: Cross multiply
    456,188.97x = 629,529.63 × 252,234.72
  4. Step 4: Simplify right side
    456,188.97x = 158,789,229,954.75
  5. Step 5: Solve for x
    x = 158,789,229,954.75/456,188.97
  6. Step 6: Final answer
    x = 348,077.75

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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.