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Finding the Third Proportional to 4,500,928.69 and 6,431,723.25

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Solution

The third proportional to 4,500,928.69 and 6,431,723.25 is: 9,190,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500,928.69 : 6,431,723.25 = 6,431,723.25 : x
  2. Step 2: Convert to fraction form
    4,500,928.69/6,431,723.25 = 6,431,723.25/x
  3. Step 3: Cross multiply
    4,500,928.69x = 6,431,723.25 × 6,431,723.25
  4. Step 4: Simplify right side
    4,500,928.69x = 41,367,063,964,590.56
  5. Step 5: Solve for x
    x = 41,367,063,964,590.56/4,500,928.69
  6. Step 6: Final answer
    x = 9,190,784.13

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.