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Finding the Third Proportional to 760,579 and 1,629,130

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Solution

The third proportional to 760,579 and 1,629,130 is: 3,489,531.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,579 : 1,629,130 = 1,629,130 : x
  2. Step 2: Convert to fraction form
    760,579/1,629,130 = 1,629,130/x
  3. Step 3: Cross multiply
    760,579x = 1,629,130 × 1,629,130
  4. Step 4: Simplify right side
    760,579x = 2,654,064,556,900
  5. Step 5: Solve for x
    x = 2,654,064,556,900/760,579
  6. Step 6: Final answer
    x = 3,489,531.73

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.