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Finding the Third Proportional to 112,397.63 and 166,890.38

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Solution

The third proportional to 112,397.63 and 166,890.38 is: 247,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,397.63 : 166,890.38 = 166,890.38 : x
  2. Step 2: Convert to fraction form
    112,397.63/166,890.38 = 166,890.38/x
  3. Step 3: Cross multiply
    112,397.63x = 166,890.38 × 166,890.38
  4. Step 4: Simplify right side
    112,397.63x = 27,852,397,267.64
  5. Step 5: Solve for x
    x = 27,852,397,267.64/112,397.63
  6. Step 6: Final answer
    x = 247,802.36

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.