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Finding the Third Proportional to 816,515 and 1,773,236

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Solution

The third proportional to 816,515 and 1,773,236 is: 3,850,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,515 : 1,773,236 = 1,773,236 : x
  2. Step 2: Convert to fraction form
    816,515/1,773,236 = 1,773,236/x
  3. Step 3: Cross multiply
    816,515x = 1,773,236 × 1,773,236
  4. Step 4: Simplify right side
    816,515x = 3,144,365,911,696
  5. Step 5: Solve for x
    x = 3,144,365,911,696/816,515
  6. Step 6: Final answer
    x = 3,850,959.15

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.