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Finding the Third Proportional to 18,565,976 and 28,382,592

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Solution

The third proportional to 18,565,976 and 28,382,592 is: 43,389,667.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565,976 : 28,382,592 = 28,382,592 : x
  2. Step 2: Convert to fraction form
    18,565,976/28,382,592 = 28,382,592/x
  3. Step 3: Cross multiply
    18,565,976x = 28,382,592 × 28,382,592
  4. Step 4: Simplify right side
    18,565,976x = 805,571,528,638,464
  5. Step 5: Solve for x
    x = 805,571,528,638,464/18,565,976
  6. Step 6: Final answer
    x = 43,389,667.67

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.