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Finding the Third Proportional to 19,386.38 and 29,241.56

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Solution

The third proportional to 19,386.38 and 29,241.56 is: 44,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,386.38 : 29,241.56 = 29,241.56 : x
  2. Step 2: Convert to fraction form
    19,386.38/29,241.56 = 29,241.56/x
  3. Step 3: Cross multiply
    19,386.38x = 29,241.56 × 29,241.56
  4. Step 4: Simplify right side
    19,386.38x = 855,068,977.44
  5. Step 5: Solve for x
    x = 855,068,977.44/19,386.38
  6. Step 6: Final answer
    x = 44,106.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.