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Finding the Fourth Proportional to 6,223.50, 8,588.52 and 3,429

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Solution

The fourth proportional to 6,223.50, 8,588.52 and 3,429 is: 4,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.50 : 8,588.52 = 3,429 : x
  2. Step 2: Convert to fraction form
    6,223.50/8,588.52 = 3,429/x
  3. Step 3: Cross multiply
    6,223.50x = 8,588.52 × 3,429
  4. Step 4: Simplify right side
    6,223.50x = 29,450,035.08
  5. Step 5: Solve for x
    x = 29,450,035.08/6,223.50
  6. Step 6: Final answer
    x = 4,732.07

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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.