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Finding the Third Proportional to 349,324.50 and 512,486.25

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Solution

The third proportional to 349,324.50 and 512,486.25 is: 751,857.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,324.50 : 512,486.25 = 512,486.25 : x
  2. Step 2: Convert to fraction form
    349,324.50/512,486.25 = 512,486.25/x
  3. Step 3: Cross multiply
    349,324.50x = 512,486.25 × 512,486.25
  4. Step 4: Simplify right side
    349,324.50x = 262,642,156,439.06
  5. Step 5: Solve for x
    x = 262,642,156,439.06/349,324.50
  6. Step 6: Final answer
    x = 751,857.25

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.