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Finding the Fourth Proportional to 5,999.64, 8,279.76 and 3,347.76

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Solution

The fourth proportional to 5,999.64, 8,279.76 and 3,347.76 is: 4,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.64 : 8,279.76 = 3,347.76 : x
  2. Step 2: Convert to fraction form
    5,999.64/8,279.76 = 3,347.76/x
  3. Step 3: Cross multiply
    5,999.64x = 8,279.76 × 3,347.76
  4. Step 4: Simplify right side
    5,999.64x = 27,718,649.34
  5. Step 5: Solve for x
    x = 27,718,649.34/5,999.64
  6. Step 6: Final answer
    x = 4,620.05

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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.