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Finding the Third Proportional to 352,213.50 and 749,971.50

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Solution

The third proportional to 352,213.50 and 749,971.50 is: 1,596,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,213.50 : 749,971.50 = 749,971.50 : x
  2. Step 2: Convert to fraction form
    352,213.50/749,971.50 = 749,971.50/x
  3. Step 3: Cross multiply
    352,213.50x = 749,971.50 × 749,971.50
  4. Step 4: Simplify right side
    352,213.50x = 562,457,250,812.25
  5. Step 5: Solve for x
    x = 562,457,250,812.25/352,213.50
  6. Step 6: Final answer
    x = 1,596,921.33

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.