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Finding the Fourth Proportional to 250,022.70, 350,819.10 and 250,022.70

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Solution

The fourth proportional to 250,022.70, 350,819.10 and 250,022.70 is: 350,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,022.70 : 350,819.10 = 250,022.70 : x
  2. Step 2: Convert to fraction form
    250,022.70/350,819.10 = 250,022.70/x
  3. Step 3: Cross multiply
    250,022.70x = 350,819.10 × 250,022.70
  4. Step 4: Simplify right side
    250,022.70x = 87,712,738,593.57
  5. Step 5: Solve for x
    x = 87,712,738,593.57/250,022.70
  6. Step 6: Final answer
    x = 350,819.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.