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Finding the Third Proportional to 70,883.44 and 153,403.88

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Solution

The third proportional to 70,883.44 and 153,403.88 is: 331,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,883.44 : 153,403.88 = 153,403.88 : x
  2. Step 2: Convert to fraction form
    70,883.44/153,403.88 = 153,403.88/x
  3. Step 3: Cross multiply
    70,883.44x = 153,403.88 × 153,403.88
  4. Step 4: Simplify right side
    70,883.44x = 23,532,748,865.02
  5. Step 5: Solve for x
    x = 23,532,748,865.02/70,883.44
  6. Step 6: Final answer
    x = 331,992.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.