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Finding the Fourth Proportional to 6,497.06, 8,959.02 and 5,236.79

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Solution

The fourth proportional to 6,497.06, 8,959.02 and 5,236.79 is: 7,221.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497.06 : 8,959.02 = 5,236.79 : x
  2. Step 2: Convert to fraction form
    6,497.06/8,959.02 = 5,236.79/x
  3. Step 3: Cross multiply
    6,497.06x = 8,959.02 × 5,236.79
  4. Step 4: Simplify right side
    6,497.06x = 46,916,506.35
  5. Step 5: Solve for x
    x = 46,916,506.35/6,497.06
  6. Step 6: Final answer
    x = 7,221.19

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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.