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Finding the Third Proportional to 3,585,492 and 5,405,379.75

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Solution

The third proportional to 3,585,492 and 5,405,379.75 is: 8,148,987.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,492 : 5,405,379.75 = 5,405,379.75 : x
  2. Step 2: Convert to fraction form
    3,585,492/5,405,379.75 = 5,405,379.75/x
  3. Step 3: Cross multiply
    3,585,492x = 5,405,379.75 × 5,405,379.75
  4. Step 4: Simplify right side
    3,585,492x = 29,218,130,241,710.06
  5. Step 5: Solve for x
    x = 29,218,130,241,710.06/3,585,492
  6. Step 6: Final answer
    x = 8,148,987.71

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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.