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Finding the Fourth Proportional to 200,270.26, 300,454.53 and 60,028.75

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Solution

The fourth proportional to 200,270.26, 300,454.53 and 60,028.75 is: 90,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,270.26 : 300,454.53 = 60,028.75 : x
  2. Step 2: Convert to fraction form
    200,270.26/300,454.53 = 60,028.75/x
  3. Step 3: Cross multiply
    200,270.26x = 300,454.53 × 60,028.75
  4. Step 4: Simplify right side
    200,270.26x = 18,035,909,867.74
  5. Step 5: Solve for x
    x = 18,035,909,867.74/200,270.26
  6. Step 6: Final answer
    x = 90,057.85

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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.