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Finding the Third Proportional to 720,405 and 1,552,536

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Solution

The third proportional to 720,405 and 1,552,536 is: 3,345,851.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,405 : 1,552,536 = 1,552,536 : x
  2. Step 2: Convert to fraction form
    720,405/1,552,536 = 1,552,536/x
  3. Step 3: Cross multiply
    720,405x = 1,552,536 × 1,552,536
  4. Step 4: Simplify right side
    720,405x = 2,410,368,031,296
  5. Step 5: Solve for x
    x = 2,410,368,031,296/720,405
  6. Step 6: Final answer
    x = 3,345,851.34

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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.