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Finding the Third Proportional to 618,525 and 957,717

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Solution

The third proportional to 618,525 and 957,717 is: 1,482,917.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,525 : 957,717 = 957,717 : x
  2. Step 2: Convert to fraction form
    618,525/957,717 = 957,717/x
  3. Step 3: Cross multiply
    618,525x = 957,717 × 957,717
  4. Step 4: Simplify right side
    618,525x = 917,221,852,089
  5. Step 5: Solve for x
    x = 917,221,852,089/618,525
  6. Step 6: Final answer
    x = 1,482,917.99

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.