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Finding the Third Proportional to 19,688,632 and 29,804,968

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Solution

The third proportional to 19,688,632 and 29,804,968 is: 45,119,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688,632 : 29,804,968 = 29,804,968 : x
  2. Step 2: Convert to fraction form
    19,688,632/29,804,968 = 29,804,968/x
  3. Step 3: Cross multiply
    19,688,632x = 29,804,968 × 29,804,968
  4. Step 4: Simplify right side
    19,688,632x = 888,336,117,481,024
  5. Step 5: Solve for x
    x = 888,336,117,481,024/19,688,632
  6. Step 6: Final answer
    x = 45,119,240.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.