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Finding the Fourth Proportional to 6,517.32, 8,998.06 and 4,283.16

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Solution

The fourth proportional to 6,517.32, 8,998.06 and 4,283.16 is: 5,913.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.32 : 8,998.06 = 4,283.16 : x
  2. Step 2: Convert to fraction form
    6,517.32/8,998.06 = 4,283.16/x
  3. Step 3: Cross multiply
    6,517.32x = 8,998.06 × 4,283.16
  4. Step 4: Simplify right side
    6,517.32x = 38,540,130.67
  5. Step 5: Solve for x
    x = 38,540,130.67/6,517.32
  6. Step 6: Final answer
    x = 5,913.49

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Double scale
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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.