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Finding the Third Proportional to 192,020.63 and 276,598.69

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Solution

The third proportional to 192,020.63 and 276,598.69 is: 398,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,020.63 : 276,598.69 = 276,598.69 : x
  2. Step 2: Convert to fraction form
    192,020.63/276,598.69 = 276,598.69/x
  3. Step 3: Cross multiply
    192,020.63x = 276,598.69 × 276,598.69
  4. Step 4: Simplify right side
    192,020.63x = 76,506,833,926.72
  5. Step 5: Solve for x
    x = 76,506,833,926.72/192,020.63
  6. Step 6: Final answer
    x = 398,430.29

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.