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Finding the Third Proportional to 3,907,730 and 8,235,300

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Solution

The third proportional to 3,907,730 and 8,235,300 is: 17,355,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,730 : 8,235,300 = 8,235,300 : x
  2. Step 2: Convert to fraction form
    3,907,730/8,235,300 = 8,235,300/x
  3. Step 3: Cross multiply
    3,907,730x = 8,235,300 × 8,235,300
  4. Step 4: Simplify right side
    3,907,730x = 67,820,166,090,000
  5. Step 5: Solve for x
    x = 67,820,166,090,000/3,907,730
  6. Step 6: Final answer
    x = 17,355,386.91

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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.