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Finding the Third Proportional to 589.54 and 802.79

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Solution

The third proportional to 589.54 and 802.79 is: 1,093.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.54 : 802.79 = 802.79 : x
  2. Step 2: Convert to fraction form
    589.54/802.79 = 802.79/x
  3. Step 3: Cross multiply
    589.54x = 802.79 × 802.79
  4. Step 4: Simplify right side
    589.54x = 644,476.55
  5. Step 5: Solve for x
    x = 644,476.55/589.54
  6. Step 6: Final answer
    x = 1,093.19

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.