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Finding the Third Proportional to 259,534.50 and 349,204.50

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Solution

The third proportional to 259,534.50 and 349,204.50 is: 469,855.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,534.50 : 349,204.50 = 349,204.50 : x
  2. Step 2: Convert to fraction form
    259,534.50/349,204.50 = 349,204.50/x
  3. Step 3: Cross multiply
    259,534.50x = 349,204.50 × 349,204.50
  4. Step 4: Simplify right side
    259,534.50x = 121,943,782,820.25
  5. Step 5: Solve for x
    x = 121,943,782,820.25/259,534.50
  6. Step 6: Final answer
    x = 469,855.77

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.