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Finding the Third Proportional to 229,864.50 and 345,110.63

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Solution

The third proportional to 229,864.50 and 345,110.63 is: 518,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,864.50 : 345,110.63 = 345,110.63 : x
  2. Step 2: Convert to fraction form
    229,864.50/345,110.63 = 345,110.63/x
  3. Step 3: Cross multiply
    229,864.50x = 345,110.63 × 345,110.63
  4. Step 4: Simplify right side
    229,864.50x = 119,101,343,487.89
  5. Step 5: Solve for x
    x = 119,101,343,487.89/229,864.50
  6. Step 6: Final answer
    x = 518,137.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.