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Finding the Fourth Proportional to 5,889.25, 8,834.69 and 1,728.68

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Solution

The fourth proportional to 5,889.25, 8,834.69 and 1,728.68 is: 2,593.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.25 : 8,834.69 = 1,728.68 : x
  2. Step 2: Convert to fraction form
    5,889.25/8,834.69 = 1,728.68/x
  3. Step 3: Cross multiply
    5,889.25x = 8,834.69 × 1,728.68
  4. Step 4: Simplify right side
    5,889.25x = 15,272,307.74
  5. Step 5: Solve for x
    x = 15,272,307.74/5,889.25
  6. Step 6: Final answer
    x = 2,593.25

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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.