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Finding the Third Proportional to 369,904 and 798,080

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Solution

The third proportional to 369,904 and 798,080 is: 1,721,883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,904 : 798,080 = 798,080 : x
  2. Step 2: Convert to fraction form
    369,904/798,080 = 798,080/x
  3. Step 3: Cross multiply
    369,904x = 798,080 × 798,080
  4. Step 4: Simplify right side
    369,904x = 636,931,686,400
  5. Step 5: Solve for x
    x = 636,931,686,400/369,904
  6. Step 6: Final answer
    x = 1,721,883.75

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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.