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Finding the Third Proportional to 167,075 and 255,904.50

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Solution

The third proportional to 167,075 and 255,904.50 is: 391,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,075 : 255,904.50 = 255,904.50 : x
  2. Step 2: Convert to fraction form
    167,075/255,904.50 = 255,904.50/x
  3. Step 3: Cross multiply
    167,075x = 255,904.50 × 255,904.50
  4. Step 4: Simplify right side
    167,075x = 65,487,113,120.25
  5. Step 5: Solve for x
    x = 65,487,113,120.25/167,075
  6. Step 6: Final answer
    x = 391,962.37

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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.