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Finding the Third Proportional to 262,896 and 558,603

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Solution

The third proportional to 262,896 and 558,603 is: 1,186,923.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,896 : 558,603 = 558,603 : x
  2. Step 2: Convert to fraction form
    262,896/558,603 = 558,603/x
  3. Step 3: Cross multiply
    262,896x = 558,603 × 558,603
  4. Step 4: Simplify right side
    262,896x = 312,037,311,609
  5. Step 5: Solve for x
    x = 312,037,311,609/262,896
  6. Step 6: Final answer
    x = 1,186,923.01

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.