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Finding the Third Proportional to 32,445 and 70,074

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Solution

The third proportional to 32,445 and 70,074 is: 151,344.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,445 : 70,074 = 70,074 : x
  2. Step 2: Convert to fraction form
    32,445/70,074 = 70,074/x
  3. Step 3: Cross multiply
    32,445x = 70,074 × 70,074
  4. Step 4: Simplify right side
    32,445x = 4,910,365,476
  5. Step 5: Solve for x
    x = 4,910,365,476/32,445
  6. Step 6: Final answer
    x = 151,344.29

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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.