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Finding the Third Proportional to 112,765.50 and 245,203.88

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Solution

The third proportional to 112,765.50 and 245,203.88 is: 533,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,765.50 : 245,203.88 = 245,203.88 : x
  2. Step 2: Convert to fraction form
    112,765.50/245,203.88 = 245,203.88/x
  3. Step 3: Cross multiply
    112,765.50x = 245,203.88 × 245,203.88
  4. Step 4: Simplify right side
    112,765.50x = 60,124,940,315.02
  5. Step 5: Solve for x
    x = 60,124,940,315.02/112,765.50
  6. Step 6: Final answer
    x = 533,185.60

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.