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Finding the Third Proportional to 372,748 and 804,518

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Solution

The third proportional to 372,748 and 804,518 is: 1,736,425.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,748 : 804,518 = 804,518 : x
  2. Step 2: Convert to fraction form
    372,748/804,518 = 804,518/x
  3. Step 3: Cross multiply
    372,748x = 804,518 × 804,518
  4. Step 4: Simplify right side
    372,748x = 647,249,212,324
  5. Step 5: Solve for x
    x = 647,249,212,324/372,748
  6. Step 6: Final answer
    x = 1,736,425.71

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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.