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Finding the Third Proportional to 362,566 and 509,664

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Solution

The third proportional to 362,566 and 509,664 is: 716,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,566 : 509,664 = 509,664 : x
  2. Step 2: Convert to fraction form
    362,566/509,664 = 509,664/x
  3. Step 3: Cross multiply
    362,566x = 509,664 × 509,664
  4. Step 4: Simplify right side
    362,566x = 259,757,392,896
  5. Step 5: Solve for x
    x = 259,757,392,896/362,566
  6. Step 6: Final answer
    x = 716,441.68

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.