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Finding the Third Proportional to 354,682.50 and 545,175

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Solution

The third proportional to 354,682.50 and 545,175 is: 837,977.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,682.50 : 545,175 = 545,175 : x
  2. Step 2: Convert to fraction form
    354,682.50/545,175 = 545,175/x
  3. Step 3: Cross multiply
    354,682.50x = 545,175 × 545,175
  4. Step 4: Simplify right side
    354,682.50x = 297,215,780,625
  5. Step 5: Solve for x
    x = 297,215,780,625/354,682.50
  6. Step 6: Final answer
    x = 837,977.01

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.