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Finding the Third Proportional to 64,088 and 140,656

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Solution

The third proportional to 64,088 and 140,656 is: 308,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,088 : 140,656 = 140,656 : x
  2. Step 2: Convert to fraction form
    64,088/140,656 = 140,656/x
  3. Step 3: Cross multiply
    64,088x = 140,656 × 140,656
  4. Step 4: Simplify right side
    64,088x = 19,784,110,336
  5. Step 5: Solve for x
    x = 19,784,110,336/64,088
  6. Step 6: Final answer
    x = 308,702.26

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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.