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Finding the Third Proportional to 240,176.50 and 515,968

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Solution

The third proportional to 240,176.50 and 515,968 is: 1,108,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,176.50 : 515,968 = 515,968 : x
  2. Step 2: Convert to fraction form
    240,176.50/515,968 = 515,968/x
  3. Step 3: Cross multiply
    240,176.50x = 515,968 × 515,968
  4. Step 4: Simplify right side
    240,176.50x = 266,222,977,024
  5. Step 5: Solve for x
    x = 266,222,977,024/240,176.50
  6. Step 6: Final answer
    x = 1,108,447.23

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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.