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Finding the Fourth Proportional to 4,297.91, 5,929.82 and 2,783.08

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Solution

The fourth proportional to 4,297.91, 5,929.82 and 2,783.08 is: 3,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.91 : 5,929.82 = 2,783.08 : x
  2. Step 2: Convert to fraction form
    4,297.91/5,929.82 = 2,783.08/x
  3. Step 3: Cross multiply
    4,297.91x = 5,929.82 × 2,783.08
  4. Step 4: Simplify right side
    4,297.91x = 16,503,134.71
  5. Step 5: Solve for x
    x = 16,503,134.71/4,297.91
  6. Step 6: Final answer
    x = 3,839.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.