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Finding the Third Proportional to 528,994 and 804,563

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Solution

The third proportional to 528,994 and 804,563 is: 1,223,684.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,994 : 804,563 = 804,563 : x
  2. Step 2: Convert to fraction form
    528,994/804,563 = 804,563/x
  3. Step 3: Cross multiply
    528,994x = 804,563 × 804,563
  4. Step 4: Simplify right side
    528,994x = 647,321,620,969
  5. Step 5: Solve for x
    x = 647,321,620,969/528,994
  6. Step 6: Final answer
    x = 1,223,684.24

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.