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Finding the Fourth Proportional to 5,954.90, 8,929.47 and 3,490.52

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Solution

The fourth proportional to 5,954.90, 8,929.47 and 3,490.52 is: 5,234.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954.90 : 8,929.47 = 3,490.52 : x
  2. Step 2: Convert to fraction form
    5,954.90/8,929.47 = 3,490.52/x
  3. Step 3: Cross multiply
    5,954.90x = 8,929.47 × 3,490.52
  4. Step 4: Simplify right side
    5,954.90x = 31,168,493.62
  5. Step 5: Solve for x
    x = 31,168,493.62/5,954.90
  6. Step 6: Final answer
    x = 5,234.09

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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.