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Finding the Third Proportional to 561,754 and 1,202,240

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Solution

The third proportional to 561,754 and 1,202,240 is: 2,572,978.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,754 : 1,202,240 = 1,202,240 : x
  2. Step 2: Convert to fraction form
    561,754/1,202,240 = 1,202,240/x
  3. Step 3: Cross multiply
    561,754x = 1,202,240 × 1,202,240
  4. Step 4: Simplify right side
    561,754x = 1,445,381,017,600
  5. Step 5: Solve for x
    x = 1,445,381,017,600/561,754
  6. Step 6: Final answer
    x = 2,572,978.59

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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.