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Finding the Third Proportional to 351,584 and 558,992

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Solution

The third proportional to 351,584 and 558,992 is: 888,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,584 : 558,992 = 558,992 : x
  2. Step 2: Convert to fraction form
    351,584/558,992 = 558,992/x
  3. Step 3: Cross multiply
    351,584x = 558,992 × 558,992
  4. Step 4: Simplify right side
    351,584x = 312,472,056,064
  5. Step 5: Solve for x
    x = 312,472,056,064/351,584
  6. Step 6: Final answer
    x = 888,755.05

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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.