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Finding the Fourth Proportional to 456,340.88, 629,725.62 and 252,379.88

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Solution

The fourth proportional to 456,340.88, 629,725.62 and 252,379.88 is: 348,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,340.88 : 629,725.62 = 252,379.88 : x
  2. Step 2: Convert to fraction form
    456,340.88/629,725.62 = 252,379.88/x
  3. Step 3: Cross multiply
    456,340.88x = 629,725.62 × 252,379.88
  4. Step 4: Simplify right side
    456,340.88x = 158,930,076,408.53
  5. Step 5: Solve for x
    x = 158,930,076,408.53/456,340.88
  6. Step 6: Final answer
    x = 348,270.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.