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Finding the Fourth Proportional to 206,026.28, 309,042.30 and 58,282.28

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Solution

The fourth proportional to 206,026.28, 309,042.30 and 58,282.28 is: 87,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,026.28 : 309,042.30 = 58,282.28 : x
  2. Step 2: Convert to fraction form
    206,026.28/309,042.30 = 58,282.28/x
  3. Step 3: Cross multiply
    206,026.28x = 309,042.30 × 58,282.28
  4. Step 4: Simplify right side
    206,026.28x = 18,011,689,860.44
  5. Step 5: Solve for x
    x = 18,011,689,860.44/206,026.28
  6. Step 6: Final answer
    x = 87,424.23

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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.