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Finding the Third Proportional to 157,795.50 and 221,950.50

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Solution

The third proportional to 157,795.50 and 221,950.50 is: 312,189.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,795.50 : 221,950.50 = 221,950.50 : x
  2. Step 2: Convert to fraction form
    157,795.50/221,950.50 = 221,950.50/x
  3. Step 3: Cross multiply
    157,795.50x = 221,950.50 × 221,950.50
  4. Step 4: Simplify right side
    157,795.50x = 49,262,024,450.25
  5. Step 5: Solve for x
    x = 49,262,024,450.25/157,795.50
  6. Step 6: Final answer
    x = 312,189.03

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.