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Finding the Third Proportional to 4,113,090 and 8,912,623

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Solution

The third proportional to 4,113,090 and 8,912,623 is: 19,312,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113,090 : 8,912,623 = 8,912,623 : x
  2. Step 2: Convert to fraction form
    4,113,090/8,912,623 = 8,912,623/x
  3. Step 3: Cross multiply
    4,113,090x = 8,912,623 × 8,912,623
  4. Step 4: Simplify right side
    4,113,090x = 79,434,848,740,129
  5. Step 5: Solve for x
    x = 79,434,848,740,129/4,113,090
  6. Step 6: Final answer
    x = 19,312,694.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.