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Finding the Third Proportional to 10,030 and 14,258

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Solution

The third proportional to 10,030 and 14,258 is: 20,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030 : 14,258 = 14,258 : x
  2. Step 2: Convert to fraction form
    10,030/14,258 = 14,258/x
  3. Step 3: Cross multiply
    10,030x = 14,258 × 14,258
  4. Step 4: Simplify right side
    10,030x = 203,290,564
  5. Step 5: Solve for x
    x = 203,290,564/10,030
  6. Step 6: Final answer
    x = 20,268.25

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.