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Finding the Third Proportional to 6,751.79 and 9,938.32

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Solution

The third proportional to 6,751.79 and 9,938.32 is: 14,628.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,751.79 : 9,938.32 = 9,938.32 : x
  2. Step 2: Convert to fraction form
    6,751.79/9,938.32 = 9,938.32/x
  3. Step 3: Cross multiply
    6,751.79x = 9,938.32 × 9,938.32
  4. Step 4: Simplify right side
    6,751.79x = 98,770,210.63
  5. Step 5: Solve for x
    x = 98,770,210.63/6,751.79
  6. Step 6: Final answer
    x = 14,628.74

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.