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Finding the Third Proportional to 617,208 and 961,899

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Solution

The third proportional to 617,208 and 961,899 is: 1,499,088.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,208 : 961,899 = 961,899 : x
  2. Step 2: Convert to fraction form
    617,208/961,899 = 961,899/x
  3. Step 3: Cross multiply
    617,208x = 961,899 × 961,899
  4. Step 4: Simplify right side
    617,208x = 925,249,686,201
  5. Step 5: Solve for x
    x = 925,249,686,201/617,208
  6. Step 6: Final answer
    x = 1,499,088.94

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.