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Finding the Fourth Proportional to 295,930.80, 443,896.20 and 169,522.20

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Solution

The fourth proportional to 295,930.80, 443,896.20 and 169,522.20 is: 254,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,930.80 : 443,896.20 = 169,522.20 : x
  2. Step 2: Convert to fraction form
    295,930.80/443,896.20 = 169,522.20/x
  3. Step 3: Cross multiply
    295,930.80x = 443,896.20 × 169,522.20
  4. Step 4: Simplify right side
    295,930.80x = 75,250,260,395.64
  5. Step 5: Solve for x
    x = 75,250,260,395.64/295,930.80
  6. Step 6: Final answer
    x = 254,283.30

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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.