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Finding the Third Proportional to 9,555.47 and 14,051.81

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Solution

The third proportional to 9,555.47 and 14,051.81 is: 20,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.47 : 14,051.81 = 14,051.81 : x
  2. Step 2: Convert to fraction form
    9,555.47/14,051.81 = 14,051.81/x
  3. Step 3: Cross multiply
    9,555.47x = 14,051.81 × 14,051.81
  4. Step 4: Simplify right side
    9,555.47x = 197,453,434.54
  5. Step 5: Solve for x
    x = 197,453,434.54/9,555.47
  6. Step 6: Final answer
    x = 20,663.92

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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.