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Finding the Third Proportional to 9,557 and 20,955

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Solution

The third proportional to 9,557 and 20,955 is: 45,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557 : 20,955 = 20,955 : x
  2. Step 2: Convert to fraction form
    9,557/20,955 = 20,955/x
  3. Step 3: Cross multiply
    9,557x = 20,955 × 20,955
  4. Step 4: Simplify right side
    9,557x = 439,112,025
  5. Step 5: Solve for x
    x = 439,112,025/9,557
  6. Step 6: Final answer
    x = 45,946.64

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.