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Finding the Third Proportional to 3,141,903 and 4,915,030.50

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Solution

The third proportional to 3,141,903 and 4,915,030.50 is: 7,688,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,903 : 4,915,030.50 = 4,915,030.50 : x
  2. Step 2: Convert to fraction form
    3,141,903/4,915,030.50 = 4,915,030.50/x
  3. Step 3: Cross multiply
    3,141,903x = 4,915,030.50 × 4,915,030.50
  4. Step 4: Simplify right side
    3,141,903x = 24,157,524,815,930.25
  5. Step 5: Solve for x
    x = 24,157,524,815,930.25/3,141,903
  6. Step 6: Final answer
    x = 7,688,819.42

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.