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Finding the Third Proportional to 29,174,956 and 63,487,256

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Solution

The third proportional to 29,174,956 and 63,487,256 is: 138,153,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,174,956 : 63,487,256 = 63,487,256 : x
  2. Step 2: Convert to fraction form
    29,174,956/63,487,256 = 63,487,256/x
  3. Step 3: Cross multiply
    29,174,956x = 63,487,256 × 63,487,256
  4. Step 4: Simplify right side
    29,174,956x = 4,030,631,674,409,536
  5. Step 5: Solve for x
    x = 4,030,631,674,409,536/29,174,956
  6. Step 6: Final answer
    x = 138,153,821.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.