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Finding the Third Proportional to 19,056,166.75 and 40,878,645.75

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Solution

The third proportional to 19,056,166.75 and 40,878,645.75 is: 87,691,491.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056,166.75 : 40,878,645.75 = 40,878,645.75 : x
  2. Step 2: Convert to fraction form
    19,056,166.75/40,878,645.75 = 40,878,645.75/x
  3. Step 3: Cross multiply
    19,056,166.75x = 40,878,645.75 × 40,878,645.75
  4. Step 4: Simplify right side
    19,056,166.75x = 1,671,063,678,353,993
  5. Step 5: Solve for x
    x = 1,671,063,678,353,993/19,056,166.75
  6. Step 6: Final answer
    x = 87,691,491.17

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.