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Finding the Third Proportional to 35,472 and 55,646

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Solution

The third proportional to 35,472 and 55,646 is: 87,293.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,472 : 55,646 = 55,646 : x
  2. Step 2: Convert to fraction form
    35,472/55,646 = 55,646/x
  3. Step 3: Cross multiply
    35,472x = 55,646 × 55,646
  4. Step 4: Simplify right side
    35,472x = 3,096,477,316
  5. Step 5: Solve for x
    x = 3,096,477,316/35,472
  6. Step 6: Final answer
    x = 87,293.56

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.