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Finding the Third Proportional to 4,420,526 and 9,662,842

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Solution

The third proportional to 4,420,526 and 9,662,842 is: 21,122,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,526 : 9,662,842 = 9,662,842 : x
  2. Step 2: Convert to fraction form
    4,420,526/9,662,842 = 9,662,842/x
  3. Step 3: Cross multiply
    4,420,526x = 9,662,842 × 9,662,842
  4. Step 4: Simplify right side
    4,420,526x = 93,370,515,516,964
  5. Step 5: Solve for x
    x = 93,370,515,516,964/4,420,526
  6. Step 6: Final answer
    x = 21,122,037.40

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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.