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Finding the Fourth Proportional to 333,003.40, 499,505.10 and 200,033.80

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Solution

The fourth proportional to 333,003.40, 499,505.10 and 200,033.80 is: 300,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,003.40 : 499,505.10 = 200,033.80 : x
  2. Step 2: Convert to fraction form
    333,003.40/499,505.10 = 200,033.80/x
  3. Step 3: Cross multiply
    333,003.40x = 499,505.10 × 200,033.80
  4. Step 4: Simplify right side
    333,003.40x = 99,917,903,272.38
  5. Step 5: Solve for x
    x = 99,917,903,272.38/333,003.40
  6. Step 6: Final answer
    x = 300,050.70

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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.