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Finding the Third Proportional to 1,582.75 and 3,664.25

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Solution

The third proportional to 1,582.75 and 3,664.25 is: 8,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582.75 : 3,664.25 = 3,664.25 : x
  2. Step 2: Convert to fraction form
    1,582.75/3,664.25 = 3,664.25/x
  3. Step 3: Cross multiply
    1,582.75x = 3,664.25 × 3,664.25
  4. Step 4: Simplify right side
    1,582.75x = 13,426,728.06
  5. Step 5: Solve for x
    x = 13,426,728.06/1,582.75
  6. Step 6: Final answer
    x = 8,483.16

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.