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Finding the Fourth Proportional to 317,234.76, 437,923.06 and 222,114.44

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Solution

The fourth proportional to 317,234.76, 437,923.06 and 222,114.44 is: 306,615.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,234.76 : 437,923.06 = 222,114.44 : x
  2. Step 2: Convert to fraction form
    317,234.76/437,923.06 = 222,114.44/x
  3. Step 3: Cross multiply
    317,234.76x = 437,923.06 × 222,114.44
  4. Step 4: Simplify right side
    317,234.76x = 97,269,035,234.99
  5. Step 5: Solve for x
    x = 97,269,035,234.99/317,234.76
  6. Step 6: Final answer
    x = 306,615.31

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1.5x scale

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.