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Finding the Third Proportional to 328,824.56 and 706,600.13

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Solution

The third proportional to 328,824.56 and 706,600.13 is: 1,518,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,824.56 : 706,600.13 = 706,600.13 : x
  2. Step 2: Convert to fraction form
    328,824.56/706,600.13 = 706,600.13/x
  3. Step 3: Cross multiply
    328,824.56x = 706,600.13 × 706,600.13
  4. Step 4: Simplify right side
    328,824.56x = 499,283,736,650.02
  5. Step 5: Solve for x
    x = 499,283,736,650.02/328,824.56
  6. Step 6: Final answer
    x = 1,518,389.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.