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Finding the Third Proportional to 125,254 and 220,752

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Solution

The third proportional to 125,254 and 220,752 is: 389,060.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,254 : 220,752 = 220,752 : x
  2. Step 2: Convert to fraction form
    125,254/220,752 = 220,752/x
  3. Step 3: Cross multiply
    125,254x = 220,752 × 220,752
  4. Step 4: Simplify right side
    125,254x = 48,731,445,504
  5. Step 5: Solve for x
    x = 48,731,445,504/125,254
  6. Step 6: Final answer
    x = 389,060.99

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Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.