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Finding the Fourth Proportional to 373,522.59, 515,460.11 and 203,755.50

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Solution

The fourth proportional to 373,522.59, 515,460.11 and 203,755.50 is: 281,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,522.59 : 515,460.11 = 203,755.50 : x
  2. Step 2: Convert to fraction form
    373,522.59/515,460.11 = 203,755.50/x
  3. Step 3: Cross multiply
    373,522.59x = 515,460.11 × 203,755.50
  4. Step 4: Simplify right side
    373,522.59x = 105,027,831,424.33
  5. Step 5: Solve for x
    x = 105,027,831,424.33/373,522.59
  6. Step 6: Final answer
    x = 281,182.01

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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.