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Finding the Third Proportional to 354,033 and 767,142

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Solution

The third proportional to 354,033 and 767,142 is: 1,662,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,033 : 767,142 = 767,142 : x
  2. Step 2: Convert to fraction form
    354,033/767,142 = 767,142/x
  3. Step 3: Cross multiply
    354,033x = 767,142 × 767,142
  4. Step 4: Simplify right side
    354,033x = 588,506,848,164
  5. Step 5: Solve for x
    x = 588,506,848,164/354,033
  6. Step 6: Final answer
    x = 1,662,293.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.