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Finding the Third Proportional to 376,072 and 804,572

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Solution

The third proportional to 376,072 and 804,572 is: 1,721,308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,072 : 804,572 = 804,572 : x
  2. Step 2: Convert to fraction form
    376,072/804,572 = 804,572/x
  3. Step 3: Cross multiply
    376,072x = 804,572 × 804,572
  4. Step 4: Simplify right side
    376,072x = 647,336,103,184
  5. Step 5: Solve for x
    x = 647,336,103,184/376,072
  6. Step 6: Final answer
    x = 1,721,308.96

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.