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Finding the Third Proportional to 246,904 and 368,729

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Solution

The third proportional to 246,904 and 368,729 is: 550,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,904 : 368,729 = 368,729 : x
  2. Step 2: Convert to fraction form
    246,904/368,729 = 368,729/x
  3. Step 3: Cross multiply
    246,904x = 368,729 × 368,729
  4. Step 4: Simplify right side
    246,904x = 135,961,075,441
  5. Step 5: Solve for x
    x = 135,961,075,441/246,904
  6. Step 6: Final answer
    x = 550,663.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.