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Finding the Third Proportional to 21,613,653 and 33,430,476

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Solution

The third proportional to 21,613,653 and 33,430,476 is: 51,707,905.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,613,653 : 33,430,476 = 33,430,476 : x
  2. Step 2: Convert to fraction form
    21,613,653/33,430,476 = 33,430,476/x
  3. Step 3: Cross multiply
    21,613,653x = 33,430,476 × 33,430,476
  4. Step 4: Simplify right side
    21,613,653x = 1,117,596,725,586,576
  5. Step 5: Solve for x
    x = 1,117,596,725,586,576/21,613,653
  6. Step 6: Final answer
    x = 51,707,905.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.