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Finding the Third Proportional to 70,281 and 110,457

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Solution

The third proportional to 70,281 and 110,457 is: 173,599.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,281 : 110,457 = 110,457 : x
  2. Step 2: Convert to fraction form
    70,281/110,457 = 110,457/x
  3. Step 3: Cross multiply
    70,281x = 110,457 × 110,457
  4. Step 4: Simplify right side
    70,281x = 12,200,748,849
  5. Step 5: Solve for x
    x = 12,200,748,849/70,281
  6. Step 6: Final answer
    x = 173,599.53

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.