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Finding the Third Proportional to 9,091,590 and 19,600,140

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Solution

The third proportional to 9,091,590 and 19,600,140 is: 42,255,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091,590 : 19,600,140 = 19,600,140 : x
  2. Step 2: Convert to fraction form
    9,091,590/19,600,140 = 19,600,140/x
  3. Step 3: Cross multiply
    9,091,590x = 19,600,140 × 19,600,140
  4. Step 4: Simplify right side
    9,091,590x = 384,165,488,019,600
  5. Step 5: Solve for x
    x = 384,165,488,019,600/9,091,590
  6. Step 6: Final answer
    x = 42,255,038.78

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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.