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Finding the Third Proportional to 841,278 and 1,271,949

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Solution

The third proportional to 841,278 and 1,271,949 is: 1,923,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,278 : 1,271,949 = 1,271,949 : x
  2. Step 2: Convert to fraction form
    841,278/1,271,949 = 1,271,949/x
  3. Step 3: Cross multiply
    841,278x = 1,271,949 × 1,271,949
  4. Step 4: Simplify right side
    841,278x = 1,617,854,258,601
  5. Step 5: Solve for x
    x = 1,617,854,258,601/841,278
  6. Step 6: Final answer
    x = 1,923,091.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.