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Finding the Third Proportional to 9,341,817 and 20,124,210

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Solution

The third proportional to 9,341,817 and 20,124,210 is: 43,351,719.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,817 : 20,124,210 = 20,124,210 : x
  2. Step 2: Convert to fraction form
    9,341,817/20,124,210 = 20,124,210/x
  3. Step 3: Cross multiply
    9,341,817x = 20,124,210 × 20,124,210
  4. Step 4: Simplify right side
    9,341,817x = 404,983,828,124,100
  5. Step 5: Solve for x
    x = 404,983,828,124,100/9,341,817
  6. Step 6: Final answer
    x = 43,351,719.28

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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.