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Finding the Fourth Proportional to 4,580.66, 6,871.49 and 1,658.32

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Solution

The fourth proportional to 4,580.66, 6,871.49 and 1,658.32 is: 2,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.66 : 6,871.49 = 1,658.32 : x
  2. Step 2: Convert to fraction form
    4,580.66/6,871.49 = 1,658.32/x
  3. Step 3: Cross multiply
    4,580.66x = 6,871.49 × 1,658.32
  4. Step 4: Simplify right side
    4,580.66x = 11,395,086.65
  5. Step 5: Solve for x
    x = 11,395,086.65/4,580.66
  6. Step 6: Final answer
    x = 2,487.65

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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.