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Finding the Third Proportional to 891,955.13 and 1,271,502.56

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Solution

The third proportional to 891,955.13 and 1,271,502.56 is: 1,812,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,955.13 : 1,271,502.56 = 1,271,502.56 : x
  2. Step 2: Convert to fraction form
    891,955.13/1,271,502.56 = 1,271,502.56/x
  3. Step 3: Cross multiply
    891,955.13x = 1,271,502.56 × 1,271,502.56
  4. Step 4: Simplify right side
    891,955.13x = 1,616,718,766,444.07
  5. Step 5: Solve for x
    x = 1,616,718,766,444.07/891,955.13
  6. Step 6: Final answer
    x = 1,812,556.17

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.