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Finding the Third Proportional to 20,302,841.25 and 42,278,733

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Solution

The third proportional to 20,302,841.25 and 42,278,733 is: 88,041,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302,841.25 : 42,278,733 = 42,278,733 : x
  2. Step 2: Convert to fraction form
    20,302,841.25/42,278,733 = 42,278,733/x
  3. Step 3: Cross multiply
    20,302,841.25x = 42,278,733 × 42,278,733
  4. Step 4: Simplify right side
    20,302,841.25x = 1,787,491,264,085,289
  5. Step 5: Solve for x
    x = 1,787,491,264,085,289/20,302,841.25
  6. Step 6: Final answer
    x = 88,041,434.30

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.