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Finding the Third Proportional to 723.09 and 1,582.03

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Solution

The third proportional to 723.09 and 1,582.03 is: 3,461.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    723.09 : 1,582.03 = 1,582.03 : x
  2. Step 2: Convert to fraction form
    723.09/1,582.03 = 1,582.03/x
  3. Step 3: Cross multiply
    723.09x = 1,582.03 × 1,582.03
  4. Step 4: Simplify right side
    723.09x = 2,502,822.88
  5. Step 5: Solve for x
    x = 2,502,822.88/723.09
  6. Step 6: Final answer
    x = 3,461.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.