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Finding the Third Proportional to 14,827 and 31,310

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Solution

The third proportional to 14,827 and 31,310 is: 66,116.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,827 : 31,310 = 31,310 : x
  2. Step 2: Convert to fraction form
    14,827/31,310 = 31,310/x
  3. Step 3: Cross multiply
    14,827x = 31,310 × 31,310
  4. Step 4: Simplify right side
    14,827x = 980,316,100
  5. Step 5: Solve for x
    x = 980,316,100/14,827
  6. Step 6: Final answer
    x = 66,116.96

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.