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Finding the Fourth Proportional to 240,714.90, 332,135.10 and 145,220.22

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Solution

The fourth proportional to 240,714.90, 332,135.10 and 145,220.22 is: 200,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,714.90 : 332,135.10 = 145,220.22 : x
  2. Step 2: Convert to fraction form
    240,714.90/332,135.10 = 145,220.22/x
  3. Step 3: Cross multiply
    240,714.90x = 332,135.10 × 145,220.22
  4. Step 4: Simplify right side
    240,714.90x = 48,232,732,291.72
  5. Step 5: Solve for x
    x = 48,232,732,291.72/240,714.90
  6. Step 6: Final answer
    x = 200,372.86

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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.