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Finding the Fourth Proportional to 295,497, 443,245.50 and 73,881

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Solution

The fourth proportional to 295,497, 443,245.50 and 73,881 is: 110,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,497 : 443,245.50 = 73,881 : x
  2. Step 2: Convert to fraction form
    295,497/443,245.50 = 73,881/x
  3. Step 3: Cross multiply
    295,497x = 443,245.50 × 73,881
  4. Step 4: Simplify right side
    295,497x = 32,747,420,785.50
  5. Step 5: Solve for x
    x = 32,747,420,785.50/295,497
  6. Step 6: Final answer
    x = 110,821.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.