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Finding the Third Proportional to 3,117,580 and 6,699,290

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Solution

The third proportional to 3,117,580 and 6,699,290 is: 14,395,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,580 : 6,699,290 = 6,699,290 : x
  2. Step 2: Convert to fraction form
    3,117,580/6,699,290 = 6,699,290/x
  3. Step 3: Cross multiply
    3,117,580x = 6,699,290 × 6,699,290
  4. Step 4: Simplify right side
    3,117,580x = 44,880,486,504,100
  5. Step 5: Solve for x
    x = 44,880,486,504,100/3,117,580
  6. Step 6: Final answer
    x = 14,395,937.40

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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.