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Finding the Fourth Proportional to 4,708.63, 6,499.17 and 2,939.17

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Solution

The fourth proportional to 4,708.63, 6,499.17 and 2,939.17 is: 4,056.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.63 : 6,499.17 = 2,939.17 : x
  2. Step 2: Convert to fraction form
    4,708.63/6,499.17 = 2,939.17/x
  3. Step 3: Cross multiply
    4,708.63x = 6,499.17 × 2,939.17
  4. Step 4: Simplify right side
    4,708.63x = 19,102,165.49
  5. Step 5: Solve for x
    x = 19,102,165.49/4,708.63
  6. Step 6: Final answer
    x = 4,056.84

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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.