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Finding the Third Proportional to 357,260 and 552,936

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Solution

The third proportional to 357,260 and 552,936 is: 855,786.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,260 : 552,936 = 552,936 : x
  2. Step 2: Convert to fraction form
    357,260/552,936 = 552,936/x
  3. Step 3: Cross multiply
    357,260x = 552,936 × 552,936
  4. Step 4: Simplify right side
    357,260x = 305,738,220,096
  5. Step 5: Solve for x
    x = 305,738,220,096/357,260
  6. Step 6: Final answer
    x = 855,786.32

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.