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Finding the Third Proportional to 149,259 and 236,338.50

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Solution

The third proportional to 149,259 and 236,338.50 is: 374,221.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,259 : 236,338.50 = 236,338.50 : x
  2. Step 2: Convert to fraction form
    149,259/236,338.50 = 236,338.50/x
  3. Step 3: Cross multiply
    149,259x = 236,338.50 × 236,338.50
  4. Step 4: Simplify right side
    149,259x = 55,855,886,582.25
  5. Step 5: Solve for x
    x = 55,855,886,582.25/149,259
  6. Step 6: Final answer
    x = 374,221.23

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.