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Finding the Third Proportional to 10,287 and 15,719.06

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Solution

The third proportional to 10,287 and 15,719.06 is: 24,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287 : 15,719.06 = 15,719.06 : x
  2. Step 2: Convert to fraction form
    10,287/15,719.06 = 15,719.06/x
  3. Step 3: Cross multiply
    10,287x = 15,719.06 × 15,719.06
  4. Step 4: Simplify right side
    10,287x = 247,088,925.88
  5. Step 5: Solve for x
    x = 247,088,925.88/10,287
  6. Step 6: Final answer
    x = 24,019.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.