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Finding the Third Proportional to 18,565,971 and 28,382,586

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Solution

The third proportional to 18,565,971 and 28,382,586 is: 43,389,661.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565,971 : 28,382,586 = 28,382,586 : x
  2. Step 2: Convert to fraction form
    18,565,971/28,382,586 = 28,382,586/x
  3. Step 3: Cross multiply
    18,565,971x = 28,382,586 × 28,382,586
  4. Step 4: Simplify right side
    18,565,971x = 805,571,188,047,396
  5. Step 5: Solve for x
    x = 805,571,188,047,396/18,565,971
  6. Step 6: Final answer
    x = 43,389,661.01

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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.