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Finding the Third Proportional to 608,069 and 1,407,623

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Solution

The third proportional to 608,069 and 1,407,623 is: 3,258,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,069 : 1,407,623 = 1,407,623 : x
  2. Step 2: Convert to fraction form
    608,069/1,407,623 = 1,407,623/x
  3. Step 3: Cross multiply
    608,069x = 1,407,623 × 1,407,623
  4. Step 4: Simplify right side
    608,069x = 1,981,402,510,129
  5. Step 5: Solve for x
    x = 1,981,402,510,129/608,069
  6. Step 6: Final answer
    x = 3,258,515.91

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.