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Finding the Third Proportional to 151,599 and 252,643.50

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Solution

The third proportional to 151,599 and 252,643.50 is: 421,036.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,599 : 252,643.50 = 252,643.50 : x
  2. Step 2: Convert to fraction form
    151,599/252,643.50 = 252,643.50/x
  3. Step 3: Cross multiply
    151,599x = 252,643.50 × 252,643.50
  4. Step 4: Simplify right side
    151,599x = 63,828,738,092.25
  5. Step 5: Solve for x
    x = 63,828,738,092.25/151,599
  6. Step 6: Final answer
    x = 421,036.67

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.