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Finding the Fourth Proportional to 336,773.70, 505,233.45 and 100,140.30

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Solution

The fourth proportional to 336,773.70, 505,233.45 and 100,140.30 is: 150,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,773.70 : 505,233.45 = 100,140.30 : x
  2. Step 2: Convert to fraction form
    336,773.70/505,233.45 = 100,140.30/x
  3. Step 3: Cross multiply
    336,773.70x = 505,233.45 × 100,140.30
  4. Step 4: Simplify right side
    336,773.70x = 50,594,229,253.04
  5. Step 5: Solve for x
    x = 50,594,229,253.04/336,773.70
  6. Step 6: Final answer
    x = 150,232.13

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1.5x scale

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.