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Finding the Fourth Proportional to 529,524.73, 730,850.48 and 314,623.50

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Solution

The fourth proportional to 529,524.73, 730,850.48 and 314,623.50 is: 434,243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,524.73 : 730,850.48 = 314,623.50 : x
  2. Step 2: Convert to fraction form
    529,524.73/730,850.48 = 314,623.50/x
  3. Step 3: Cross multiply
    529,524.73x = 730,850.48 × 314,623.50
  4. Step 4: Simplify right side
    529,524.73x = 229,942,735,994.28
  5. Step 5: Solve for x
    x = 229,942,735,994.28/529,524.73
  6. Step 6: Final answer
    x = 434,243.62

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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.