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Finding the Third Proportional to 372,694 and 804,572

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Solution

The third proportional to 372,694 and 804,572 is: 1,736,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,694 : 804,572 = 804,572 : x
  2. Step 2: Convert to fraction form
    372,694/804,572 = 804,572/x
  3. Step 3: Cross multiply
    372,694x = 804,572 × 804,572
  4. Step 4: Simplify right side
    372,694x = 647,336,103,184
  5. Step 5: Solve for x
    x = 647,336,103,184/372,694
  6. Step 6: Final answer
    x = 1,736,910.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.