Home / 269,000.20-403,500.30-174,521.80

Finding the Fourth Proportional to 269,000.20, 403,500.30 and 174,521.80

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Solution

The fourth proportional to 269,000.20, 403,500.30 and 174,521.80 is: 261,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,000.20 : 403,500.30 = 174,521.80 : x
  2. Step 2: Convert to fraction form
    269,000.20/403,500.30 = 174,521.80/x
  3. Step 3: Cross multiply
    269,000.20x = 403,500.30 × 174,521.80
  4. Step 4: Simplify right side
    269,000.20x = 70,419,598,656.54
  5. Step 5: Solve for x
    x = 70,419,598,656.54/269,000.20
  6. Step 6: Final answer
    x = 261,782.70

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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.