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Finding the Third Proportional to 4,258,242 and 9,340,891.50

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Solution

The third proportional to 4,258,242 and 9,340,891.50 is: 20,490,205.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,242 : 9,340,891.50 = 9,340,891.50 : x
  2. Step 2: Convert to fraction form
    4,258,242/9,340,891.50 = 9,340,891.50/x
  3. Step 3: Cross multiply
    4,258,242x = 9,340,891.50 × 9,340,891.50
  4. Step 4: Simplify right side
    4,258,242x = 87,252,254,014,772.25
  5. Step 5: Solve for x
    x = 87,252,254,014,772.25/4,258,242
  6. Step 6: Final answer
    x = 20,490,205.59

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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.