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Finding the Third Proportional to 4,212,824.63 and 9,074,574

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Solution

The third proportional to 4,212,824.63 and 9,074,574 is: 19,546,954.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,824.63 : 9,074,574 = 9,074,574 : x
  2. Step 2: Convert to fraction form
    4,212,824.63/9,074,574 = 9,074,574/x
  3. Step 3: Cross multiply
    4,212,824.63x = 9,074,574 × 9,074,574
  4. Step 4: Simplify right side
    4,212,824.63x = 82,347,893,281,476
  5. Step 5: Solve for x
    x = 82,347,893,281,476/4,212,824.63
  6. Step 6: Final answer
    x = 19,546,954.98

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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.