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Finding the Third Proportional to 146,923.75 and 218,225.63

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Solution

The third proportional to 146,923.75 and 218,225.63 is: 324,130.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,923.75 : 218,225.63 = 218,225.63 : x
  2. Step 2: Convert to fraction form
    146,923.75/218,225.63 = 218,225.63/x
  3. Step 3: Cross multiply
    146,923.75x = 218,225.63 × 218,225.63
  4. Step 4: Simplify right side
    146,923.75x = 47,622,423,406.64
  5. Step 5: Solve for x
    x = 47,622,423,406.64/146,923.75
  6. Step 6: Final answer
    x = 324,130.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.