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Finding the Third Proportional to 568.69 and 899.44

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Solution

The third proportional to 568.69 and 899.44 is: 1,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.69 : 899.44 = 899.44 : x
  2. Step 2: Convert to fraction form
    568.69/899.44 = 899.44/x
  3. Step 3: Cross multiply
    568.69x = 899.44 × 899.44
  4. Step 4: Simplify right side
    568.69x = 808,987.82
  5. Step 5: Solve for x
    x = 808,987.82/568.69
  6. Step 6: Final answer
    x = 1,422.55

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.