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Finding the Third Proportional to 920,338 and 1,885,289

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Solution

The third proportional to 920,338 and 1,885,289 is: 3,861,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,338 : 1,885,289 = 1,885,289 : x
  2. Step 2: Convert to fraction form
    920,338/1,885,289 = 1,885,289/x
  3. Step 3: Cross multiply
    920,338x = 1,885,289 × 1,885,289
  4. Step 4: Simplify right side
    920,338x = 3,554,314,613,521
  5. Step 5: Solve for x
    x = 3,554,314,613,521/920,338
  6. Step 6: Final answer
    x = 3,861,966.60

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.