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Finding the Third Proportional to 124,837.45 and 190,367.72

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Solution

The third proportional to 124,837.45 and 190,367.72 is: 290,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,837.45 : 190,367.72 = 190,367.72 : x
  2. Step 2: Convert to fraction form
    124,837.45/190,367.72 = 190,367.72/x
  3. Step 3: Cross multiply
    124,837.45x = 190,367.72 × 190,367.72
  4. Step 4: Simplify right side
    124,837.45x = 36,239,868,342.08
  5. Step 5: Solve for x
    x = 36,239,868,342.08/124,837.45
  6. Step 6: Final answer
    x = 290,296.44

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.