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Finding the Third Proportional to 403,032 and 879,924

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Solution

The third proportional to 403,032 and 879,924 is: 1,921,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,032 : 879,924 = 879,924 : x
  2. Step 2: Convert to fraction form
    403,032/879,924 = 879,924/x
  3. Step 3: Cross multiply
    403,032x = 879,924 × 879,924
  4. Step 4: Simplify right side
    403,032x = 774,266,245,776
  5. Step 5: Solve for x
    x = 774,266,245,776/403,032
  6. Step 6: Final answer
    x = 1,921,103.65

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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.