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Finding the Third Proportional to 4,001,559 and 8,765,646

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Solution

The third proportional to 4,001,559 and 8,765,646 is: 19,201,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,559 : 8,765,646 = 8,765,646 : x
  2. Step 2: Convert to fraction form
    4,001,559/8,765,646 = 8,765,646/x
  3. Step 3: Cross multiply
    4,001,559x = 8,765,646 × 8,765,646
  4. Step 4: Simplify right side
    4,001,559x = 76,836,549,797,316
  5. Step 5: Solve for x
    x = 76,836,549,797,316/4,001,559
  6. Step 6: Final answer
    x = 19,201,653.60

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.