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Finding the Third Proportional to 790,918 and 1,866,283

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Solution

The third proportional to 790,918 and 1,866,283 is: 4,403,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,918 : 1,866,283 = 1,866,283 : x
  2. Step 2: Convert to fraction form
    790,918/1,866,283 = 1,866,283/x
  3. Step 3: Cross multiply
    790,918x = 1,866,283 × 1,866,283
  4. Step 4: Simplify right side
    790,918x = 3,483,012,236,089
  5. Step 5: Solve for x
    x = 3,483,012,236,089/790,918
  6. Step 6: Final answer
    x = 4,403,758.97

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.