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Finding the Third Proportional to 112,207.75 and 245,530.25

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Solution

The third proportional to 112,207.75 and 245,530.25 is: 537,263.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,207.75 : 245,530.25 = 245,530.25 : x
  2. Step 2: Convert to fraction form
    112,207.75/245,530.25 = 245,530.25/x
  3. Step 3: Cross multiply
    112,207.75x = 245,530.25 × 245,530.25
  4. Step 4: Simplify right side
    112,207.75x = 60,285,103,665.06
  5. Step 5: Solve for x
    x = 60,285,103,665.06/112,207.75
  6. Step 6: Final answer
    x = 537,263.28

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.