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Finding the Third Proportional to 63,360 and 134,788

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Solution

The third proportional to 63,360 and 134,788 is: 286,739.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,360 : 134,788 = 134,788 : x
  2. Step 2: Convert to fraction form
    63,360/134,788 = 134,788/x
  3. Step 3: Cross multiply
    63,360x = 134,788 × 134,788
  4. Step 4: Simplify right side
    63,360x = 18,167,804,944
  5. Step 5: Solve for x
    x = 18,167,804,944/63,360
  6. Step 6: Final answer
    x = 286,739.35

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.