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Finding the Third Proportional to 619,713 and 955,557

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Solution

The third proportional to 619,713 and 955,557 is: 1,473,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,713 : 955,557 = 955,557 : x
  2. Step 2: Convert to fraction form
    619,713/955,557 = 955,557/x
  3. Step 3: Cross multiply
    619,713x = 955,557 × 955,557
  4. Step 4: Simplify right side
    619,713x = 913,089,180,249
  5. Step 5: Solve for x
    x = 913,089,180,249/619,713
  6. Step 6: Final answer
    x = 1,473,406.53

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.