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Finding the Third Proportional to 56,232 and 87,036

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Solution

The third proportional to 56,232 and 87,036 is: 134,714.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,232 : 87,036 = 87,036 : x
  2. Step 2: Convert to fraction form
    56,232/87,036 = 87,036/x
  3. Step 3: Cross multiply
    56,232x = 87,036 × 87,036
  4. Step 4: Simplify right side
    56,232x = 7,575,265,296
  5. Step 5: Solve for x
    x = 7,575,265,296/56,232
  6. Step 6: Final answer
    x = 134,714.49

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.