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Finding the Fourth Proportional to 202,505.60, 303,612.60 and 113,786.30

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Solution

The fourth proportional to 202,505.60, 303,612.60 and 113,786.30 is: 170,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,505.60 : 303,612.60 = 113,786.30 : x
  2. Step 2: Convert to fraction form
    202,505.60/303,612.60 = 113,786.30/x
  3. Step 3: Cross multiply
    202,505.60x = 303,612.60 × 113,786.30
  4. Step 4: Simplify right side
    202,505.60x = 34,546,954,387.38
  5. Step 5: Solve for x
    x = 34,546,954,387.38/202,505.60
  6. Step 6: Final answer
    x = 170,597.53

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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.