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Finding the Third Proportional to 6,239 and 13,631.50

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Solution

The third proportional to 6,239 and 13,631.50 is: 29,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239 : 13,631.50 = 13,631.50 : x
  2. Step 2: Convert to fraction form
    6,239/13,631.50 = 13,631.50/x
  3. Step 3: Cross multiply
    6,239x = 13,631.50 × 13,631.50
  4. Step 4: Simplify right side
    6,239x = 185,817,792.25
  5. Step 5: Solve for x
    x = 185,817,792.25/6,239
  6. Step 6: Final answer
    x = 29,783.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.