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Finding the Third Proportional to 352,563.50 and 761,230

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Solution

The third proportional to 352,563.50 and 761,230 is: 1,643,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,563.50 : 761,230 = 761,230 : x
  2. Step 2: Convert to fraction form
    352,563.50/761,230 = 761,230/x
  3. Step 3: Cross multiply
    352,563.50x = 761,230 × 761,230
  4. Step 4: Simplify right side
    352,563.50x = 579,471,112,900
  5. Step 5: Solve for x
    x = 579,471,112,900/352,563.50
  6. Step 6: Final answer
    x = 1,643,593.60

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.