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Finding the Third Proportional to 6,340.13 and 13,559.63

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Solution

The third proportional to 6,340.13 and 13,559.63 is: 28,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.13 : 13,559.63 = 13,559.63 : x
  2. Step 2: Convert to fraction form
    6,340.13/13,559.63 = 13,559.63/x
  3. Step 3: Cross multiply
    6,340.13x = 13,559.63 × 13,559.63
  4. Step 4: Simplify right side
    6,340.13x = 183,863,430.14
  5. Step 5: Solve for x
    x = 183,863,430.14/6,340.13
  6. Step 6: Final answer
    x = 28,999.97

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.