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Finding the Third Proportional to 20,020 and 46,340

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Solution

The third proportional to 20,020 and 46,340 is: 107,262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020 : 46,340 = 46,340 : x
  2. Step 2: Convert to fraction form
    20,020/46,340 = 46,340/x
  3. Step 3: Cross multiply
    20,020x = 46,340 × 46,340
  4. Step 4: Simplify right side
    20,020x = 2,147,395,600
  5. Step 5: Solve for x
    x = 2,147,395,600/20,020
  6. Step 6: Final answer
    x = 107,262.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.