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Finding the Third Proportional to 182,919,410 and 392,362,720

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Solution

The third proportional to 182,919,410 and 392,362,720 is: 841,619,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,919,410 : 392,362,720 = 392,362,720 : x
  2. Step 2: Convert to fraction form
    182,919,410/392,362,720 = 392,362,720/x
  3. Step 3: Cross multiply
    182,919,410x = 392,362,720 × 392,362,720
  4. Step 4: Simplify right side
    182,919,410x = 153,948,504,045,798,400
  5. Step 5: Solve for x
    x = 153,948,504,045,798,400/182,919,410
  6. Step 6: Final answer
    x = 841,619,290.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.