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Finding the Third Proportional to 144,622.50 and 221,854.50

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Solution

The third proportional to 144,622.50 and 221,854.50 is: 340,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,622.50 : 221,854.50 = 221,854.50 : x
  2. Step 2: Convert to fraction form
    144,622.50/221,854.50 = 221,854.50/x
  3. Step 3: Cross multiply
    144,622.50x = 221,854.50 × 221,854.50
  4. Step 4: Simplify right side
    144,622.50x = 49,219,419,170.25
  5. Step 5: Solve for x
    x = 49,219,419,170.25/144,622.50
  6. Step 6: Final answer
    x = 340,330.30

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.