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Finding the Third Proportional to 210,089 and 283,056

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Solution

The third proportional to 210,089 and 283,056 is: 381,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,089 : 283,056 = 283,056 : x
  2. Step 2: Convert to fraction form
    210,089/283,056 = 283,056/x
  3. Step 3: Cross multiply
    210,089x = 283,056 × 283,056
  4. Step 4: Simplify right side
    210,089x = 80,120,699,136
  5. Step 5: Solve for x
    x = 80,120,699,136/210,089
  6. Step 6: Final answer
    x = 381,365.51

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.