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Finding the Fourth Proportional to 195,467.10, 274,206.90 and 195,467.10

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Solution

The fourth proportional to 195,467.10, 274,206.90 and 195,467.10 is: 274,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,467.10 : 274,206.90 = 195,467.10 : x
  2. Step 2: Convert to fraction form
    195,467.10/274,206.90 = 195,467.10/x
  3. Step 3: Cross multiply
    195,467.10x = 274,206.90 × 195,467.10
  4. Step 4: Simplify right side
    195,467.10x = 53,598,427,542.99
  5. Step 5: Solve for x
    x = 53,598,427,542.99/195,467.10
  6. Step 6: Final answer
    x = 274,206.90

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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.