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Finding the Third Proportional to 558,856.50 and 886,381.50

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Solution

The third proportional to 558,856.50 and 886,381.50 is: 1,405,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,856.50 : 886,381.50 = 886,381.50 : x
  2. Step 2: Convert to fraction form
    558,856.50/886,381.50 = 886,381.50/x
  3. Step 3: Cross multiply
    558,856.50x = 886,381.50 × 886,381.50
  4. Step 4: Simplify right side
    558,856.50x = 785,672,163,542.25
  5. Step 5: Solve for x
    x = 785,672,163,542.25/558,856.50
  6. Step 6: Final answer
    x = 1,405,856.72

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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.