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Finding the Third Proportional to 719,839 and 1,575,271

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Solution

The third proportional to 719,839 and 1,575,271 is: 3,447,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,839 : 1,575,271 = 1,575,271 : x
  2. Step 2: Convert to fraction form
    719,839/1,575,271 = 1,575,271/x
  3. Step 3: Cross multiply
    719,839x = 1,575,271 × 1,575,271
  4. Step 4: Simplify right side
    719,839x = 2,481,478,723,441
  5. Step 5: Solve for x
    x = 2,481,478,723,441/719,839
  6. Step 6: Final answer
    x = 3,447,269.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.