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Finding the Third Proportional to 164,617.31 and 359,366.63

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Solution

The third proportional to 164,617.31 and 359,366.63 is: 784,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,617.31 : 359,366.63 = 359,366.63 : x
  2. Step 2: Convert to fraction form
    164,617.31/359,366.63 = 359,366.63/x
  3. Step 3: Cross multiply
    164,617.31x = 359,366.63 × 359,366.63
  4. Step 4: Simplify right side
    164,617.31x = 129,144,371,163.89
  5. Step 5: Solve for x
    x = 129,144,371,163.89/164,617.31
  6. Step 6: Final answer
    x = 784,512.69

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.