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Finding the Third Proportional to 29,745 and 64,829.25

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Solution

The third proportional to 29,745 and 64,829.25 is: 141,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,745 : 64,829.25 = 64,829.25 : x
  2. Step 2: Convert to fraction form
    29,745/64,829.25 = 64,829.25/x
  3. Step 3: Cross multiply
    29,745x = 64,829.25 × 64,829.25
  4. Step 4: Simplify right side
    29,745x = 4,202,831,655.56
  5. Step 5: Solve for x
    x = 4,202,831,655.56/29,745
  6. Step 6: Final answer
    x = 141,295.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.