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Finding the Third Proportional to 4,283,479 and 9,313,442

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Solution

The third proportional to 4,283,479 and 9,313,442 is: 20,249,942.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283,479 : 9,313,442 = 9,313,442 : x
  2. Step 2: Convert to fraction form
    4,283,479/9,313,442 = 9,313,442/x
  3. Step 3: Cross multiply
    4,283,479x = 9,313,442 × 9,313,442
  4. Step 4: Simplify right side
    4,283,479x = 86,740,201,887,364
  5. Step 5: Solve for x
    x = 86,740,201,887,364/4,283,479
  6. Step 6: Final answer
    x = 20,249,942.14

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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.