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Finding the Fourth Proportional to 383,560.89, 529,376.41 and 230,753.53

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Solution

The fourth proportional to 383,560.89, 529,376.41 and 230,753.53 is: 318,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,560.89 : 529,376.41 = 230,753.53 : x
  2. Step 2: Convert to fraction form
    383,560.89/529,376.41 = 230,753.53/x
  3. Step 3: Cross multiply
    383,560.89x = 529,376.41 × 230,753.53
  4. Step 4: Simplify right side
    383,560.89x = 122,155,477,745.26
  5. Step 5: Solve for x
    x = 122,155,477,745.26/383,560.89
  6. Step 6: Final answer
    x = 318,477.40

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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.