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Finding the Fourth Proportional to 333,451.14, 500,270.39 and 133,911.66

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Solution

The fourth proportional to 333,451.14, 500,270.39 and 133,911.66 is: 200,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,451.14 : 500,270.39 = 133,911.66 : x
  2. Step 2: Convert to fraction form
    333,451.14/500,270.39 = 133,911.66/x
  3. Step 3: Cross multiply
    333,451.14x = 500,270.39 × 133,911.66
  4. Step 4: Simplify right side
    333,451.14x = 66,992,037,704.19
  5. Step 5: Solve for x
    x = 66,992,037,704.19/333,451.14
  6. Step 6: Final answer
    x = 200,905.11

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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.