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Finding the Third Proportional to 443,371.75 and 918,273.50

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Solution

The third proportional to 443,371.75 and 918,273.50 is: 1,901,849.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,371.75 : 918,273.50 = 918,273.50 : x
  2. Step 2: Convert to fraction form
    443,371.75/918,273.50 = 918,273.50/x
  3. Step 3: Cross multiply
    443,371.75x = 918,273.50 × 918,273.50
  4. Step 4: Simplify right side
    443,371.75x = 843,226,220,802.25
  5. Step 5: Solve for x
    x = 843,226,220,802.25/443,371.75
  6. Step 6: Final answer
    x = 1,901,849.23

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.