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Finding the Third Proportional to 368,705.75 and 804,437

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Solution

The third proportional to 368,705.75 and 804,437 is: 1,755,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,705.75 : 804,437 = 804,437 : x
  2. Step 2: Convert to fraction form
    368,705.75/804,437 = 804,437/x
  3. Step 3: Cross multiply
    368,705.75x = 804,437 × 804,437
  4. Step 4: Simplify right side
    368,705.75x = 647,118,886,969
  5. Step 5: Solve for x
    x = 647,118,886,969/368,705.75
  6. Step 6: Final answer
    x = 1,755,109.29

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.