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Finding the Third Proportional to 233,857.50 and 511,455

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Solution

The third proportional to 233,857.50 and 511,455 is: 1,118,571.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,857.50 : 511,455 = 511,455 : x
  2. Step 2: Convert to fraction form
    233,857.50/511,455 = 511,455/x
  3. Step 3: Cross multiply
    233,857.50x = 511,455 × 511,455
  4. Step 4: Simplify right side
    233,857.50x = 261,586,217,025
  5. Step 5: Solve for x
    x = 261,586,217,025/233,857.50
  6. Step 6: Final answer
    x = 1,118,571.00

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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.