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Finding the Third Proportional to 56,340 and 118,106

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Solution

The third proportional to 56,340 and 118,106 is: 247,586.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,340 : 118,106 = 118,106 : x
  2. Step 2: Convert to fraction form
    56,340/118,106 = 118,106/x
  3. Step 3: Cross multiply
    56,340x = 118,106 × 118,106
  4. Step 4: Simplify right side
    56,340x = 13,949,027,236
  5. Step 5: Solve for x
    x = 13,949,027,236/56,340
  6. Step 6: Final answer
    x = 247,586.57

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.