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Finding the Third Proportional to 333,555.75 and 517,262.63

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Solution

The third proportional to 333,555.75 and 517,262.63 is: 802,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,555.75 : 517,262.63 = 517,262.63 : x
  2. Step 2: Convert to fraction form
    333,555.75/517,262.63 = 517,262.63/x
  3. Step 3: Cross multiply
    333,555.75x = 517,262.63 × 517,262.63
  4. Step 4: Simplify right side
    333,555.75x = 267,560,623,221.89
  5. Step 5: Solve for x
    x = 267,560,623,221.89/333,555.75
  6. Step 6: Final answer
    x = 802,146.64

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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.