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Finding the Third Proportional to 239,690.81 and 524,485.13

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Solution

The third proportional to 239,690.81 and 524,485.13 is: 1,147,664.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,690.81 : 524,485.13 = 524,485.13 : x
  2. Step 2: Convert to fraction form
    239,690.81/524,485.13 = 524,485.13/x
  3. Step 3: Cross multiply
    239,690.81x = 524,485.13 × 524,485.13
  4. Step 4: Simplify right side
    239,690.81x = 275,084,646,346.27
  5. Step 5: Solve for x
    x = 275,084,646,346.27/239,690.81
  6. Step 6: Final answer
    x = 1,147,664.54

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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.