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Finding the Third Proportional to 3,670,054 and 8,634,909

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Solution

The third proportional to 3,670,054 and 8,634,909 is: 20,316,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,054 : 8,634,909 = 8,634,909 : x
  2. Step 2: Convert to fraction form
    3,670,054/8,634,909 = 8,634,909/x
  3. Step 3: Cross multiply
    3,670,054x = 8,634,909 × 8,634,909
  4. Step 4: Simplify right side
    3,670,054x = 74,561,653,438,281
  5. Step 5: Solve for x
    x = 74,561,653,438,281/3,670,054
  6. Step 6: Final answer
    x = 20,316,227.89

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.