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Finding the Fourth Proportional to 250,950.40, 376,022.40 and 132,467.20

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Solution

The fourth proportional to 250,950.40, 376,022.40 and 132,467.20 is: 198,487.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,950.40 : 376,022.40 = 132,467.20 : x
  2. Step 2: Convert to fraction form
    250,950.40/376,022.40 = 132,467.20/x
  3. Step 3: Cross multiply
    250,950.40x = 376,022.40 × 132,467.20
  4. Step 4: Simplify right side
    250,950.40x = 49,810,634,465.28
  5. Step 5: Solve for x
    x = 49,810,634,465.28/250,950.40
  6. Step 6: Final answer
    x = 198,487.97

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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.