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Finding the Fourth Proportional to 303,231.60, 454,847.40 and 202,192.20

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Solution

The fourth proportional to 303,231.60, 454,847.40 and 202,192.20 is: 303,288.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,231.60 : 454,847.40 = 202,192.20 : x
  2. Step 2: Convert to fraction form
    303,231.60/454,847.40 = 202,192.20/x
  3. Step 3: Cross multiply
    303,231.60x = 454,847.40 × 202,192.20
  4. Step 4: Simplify right side
    303,231.60x = 91,966,596,470.28
  5. Step 5: Solve for x
    x = 91,966,596,470.28/303,231.60
  6. Step 6: Final answer
    x = 303,288.30

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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.