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Finding the Third Proportional to 745,419.50 and 1,637,279

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Solution

The third proportional to 745,419.50 and 1,637,279 is: 3,596,206.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,419.50 : 1,637,279 = 1,637,279 : x
  2. Step 2: Convert to fraction form
    745,419.50/1,637,279 = 1,637,279/x
  3. Step 3: Cross multiply
    745,419.50x = 1,637,279 × 1,637,279
  4. Step 4: Simplify right side
    745,419.50x = 2,680,682,523,841
  5. Step 5: Solve for x
    x = 2,680,682,523,841/745,419.50
  6. Step 6: Final answer
    x = 3,596,206.60

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.