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Finding the Fourth Proportional to 8,443.49, 11,652.24 and 4,666.89

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Solution

The fourth proportional to 8,443.49, 11,652.24 and 4,666.89 is: 6,440.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443.49 : 11,652.24 = 4,666.89 : x
  2. Step 2: Convert to fraction form
    8,443.49/11,652.24 = 4,666.89/x
  3. Step 3: Cross multiply
    8,443.49x = 11,652.24 × 4,666.89
  4. Step 4: Simplify right side
    8,443.49x = 54,379,722.33
  5. Step 5: Solve for x
    x = 54,379,722.33/8,443.49
  6. Step 6: Final answer
    x = 6,440.44

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Half scale
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Double scale
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Similar ratio
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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.