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Finding the Third Proportional to 4,592,785 and 9,887,588

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Solution

The third proportional to 4,592,785 and 9,887,588 is: 21,286,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,592,785 : 9,887,588 = 9,887,588 : x
  2. Step 2: Convert to fraction form
    4,592,785/9,887,588 = 9,887,588/x
  3. Step 3: Cross multiply
    4,592,785x = 9,887,588 × 9,887,588
  4. Step 4: Simplify right side
    4,592,785x = 97,764,396,457,744
  5. Step 5: Solve for x
    x = 97,764,396,457,744/4,592,785
  6. Step 6: Final answer
    x = 21,286,517.10

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.