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Finding the Third Proportional to 20,341,643.06 and 30,701,630.39

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Solution

The third proportional to 20,341,643.06 and 30,701,630.39 is: 46,337,953.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,341,643.06 : 30,701,630.39 = 30,701,630.39 : x
  2. Step 2: Convert to fraction form
    20,341,643.06/30,701,630.39 = 30,701,630.39/x
  3. Step 3: Cross multiply
    20,341,643.06x = 30,701,630.39 × 30,701,630.39
  4. Step 4: Simplify right side
    20,341,643.06x = 942,590,108,642,548.62
  5. Step 5: Solve for x
    x = 942,590,108,642,548.62/20,341,643.06
  6. Step 6: Final answer
    x = 46,337,953.42

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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.