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Finding the Third Proportional to 241,570 and 399,255

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Solution

The third proportional to 241,570 and 399,255 is: 659,869.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,570 : 399,255 = 399,255 : x
  2. Step 2: Convert to fraction form
    241,570/399,255 = 399,255/x
  3. Step 3: Cross multiply
    241,570x = 399,255 × 399,255
  4. Step 4: Simplify right side
    241,570x = 159,404,555,025
  5. Step 5: Solve for x
    x = 159,404,555,025/241,570
  6. Step 6: Final answer
    x = 659,869.00

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.