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Finding the Third Proportional to 63,080 and 137,968

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Solution

The third proportional to 63,080 and 137,968 is: 301,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,080 : 137,968 = 137,968 : x
  2. Step 2: Convert to fraction form
    63,080/137,968 = 137,968/x
  3. Step 3: Cross multiply
    63,080x = 137,968 × 137,968
  4. Step 4: Simplify right side
    63,080x = 19,035,169,024
  5. Step 5: Solve for x
    x = 19,035,169,024/63,080
  6. Step 6: Final answer
    x = 301,762.35

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.