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Finding the Third Proportional to 803,896 and 1,279,641

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Solution

The third proportional to 803,896 and 1,279,641 is: 2,036,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,896 : 1,279,641 = 1,279,641 : x
  2. Step 2: Convert to fraction form
    803,896/1,279,641 = 1,279,641/x
  3. Step 3: Cross multiply
    803,896x = 1,279,641 × 1,279,641
  4. Step 4: Simplify right side
    803,896x = 1,637,481,088,881
  5. Step 5: Solve for x
    x = 1,637,481,088,881/803,896
  6. Step 6: Final answer
    x = 2,036,931.50

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.