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Finding the Third Proportional to 7,447 and 10,258

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Solution

The third proportional to 7,447 and 10,258 is: 14,130.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447 : 10,258 = 10,258 : x
  2. Step 2: Convert to fraction form
    7,447/10,258 = 10,258/x
  3. Step 3: Cross multiply
    7,447x = 10,258 × 10,258
  4. Step 4: Simplify right side
    7,447x = 105,226,564
  5. Step 5: Solve for x
    x = 105,226,564/7,447
  6. Step 6: Final answer
    x = 14,130.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.