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Finding the Third Proportional to 722,767 and 1,554,533

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Solution

The third proportional to 722,767 and 1,554,533 is: 3,343,501.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,767 : 1,554,533 = 1,554,533 : x
  2. Step 2: Convert to fraction form
    722,767/1,554,533 = 1,554,533/x
  3. Step 3: Cross multiply
    722,767x = 1,554,533 × 1,554,533
  4. Step 4: Simplify right side
    722,767x = 2,416,572,848,089
  5. Step 5: Solve for x
    x = 2,416,572,848,089/722,767
  6. Step 6: Final answer
    x = 3,343,501.91

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.