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Finding the Fourth Proportional to 250,911.70, 376,258.20 and 101,102.20

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Solution

The fourth proportional to 250,911.70, 376,258.20 and 101,102.20 is: 151,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,911.70 : 376,258.20 = 101,102.20 : x
  2. Step 2: Convert to fraction form
    250,911.70/376,258.20 = 101,102.20/x
  3. Step 3: Cross multiply
    250,911.70x = 376,258.20 × 101,102.20
  4. Step 4: Simplify right side
    250,911.70x = 38,040,531,788.04
  5. Step 5: Solve for x
    x = 38,040,531,788.04/250,911.70
  6. Step 6: Final answer
    x = 151,609.24

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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.