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Finding the Fourth Proportional to 250,975.80, 376,463.70 and 225,606.60

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Solution

The fourth proportional to 250,975.80, 376,463.70 and 225,606.60 is: 338,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,975.80 : 376,463.70 = 225,606.60 : x
  2. Step 2: Convert to fraction form
    250,975.80/376,463.70 = 225,606.60/x
  3. Step 3: Cross multiply
    250,975.80x = 376,463.70 × 225,606.60
  4. Step 4: Simplify right side
    250,975.80x = 84,932,695,380.42
  5. Step 5: Solve for x
    x = 84,932,695,380.42/250,975.80
  6. Step 6: Final answer
    x = 338,409.90

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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.