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Finding the Third Proportional to 9,090,280 and 19,622,750

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Solution

The third proportional to 9,090,280 and 19,622,750 is: 42,358,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090,280 : 19,622,750 = 19,622,750 : x
  2. Step 2: Convert to fraction form
    9,090,280/19,622,750 = 19,622,750/x
  3. Step 3: Cross multiply
    9,090,280x = 19,622,750 × 19,622,750
  4. Step 4: Simplify right side
    9,090,280x = 385,052,317,562,500
  5. Step 5: Solve for x
    x = 385,052,317,562,500/9,090,280
  6. Step 6: Final answer
    x = 42,358,686.15

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.