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Finding the Third Proportional to 4,333,428 and 9,226,728

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Solution

The third proportional to 4,333,428 and 9,226,728 is: 19,645,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333,428 : 9,226,728 = 9,226,728 : x
  2. Step 2: Convert to fraction form
    4,333,428/9,226,728 = 9,226,728/x
  3. Step 3: Cross multiply
    4,333,428x = 9,226,728 × 9,226,728
  4. Step 4: Simplify right side
    4,333,428x = 85,132,509,585,984
  5. Step 5: Solve for x
    x = 85,132,509,585,984/4,333,428
  6. Step 6: Final answer
    x = 19,645,534.57

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.