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Finding the Third Proportional to 156,619,044 and 343,355,840

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Solution

The third proportional to 156,619,044 and 343,355,840 is: 752,738,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,619,044 : 343,355,840 = 343,355,840 : x
  2. Step 2: Convert to fraction form
    156,619,044/343,355,840 = 343,355,840/x
  3. Step 3: Cross multiply
    156,619,044x = 343,355,840 × 343,355,840
  4. Step 4: Simplify right side
    156,619,044x = 117,893,232,862,105,600
  5. Step 5: Solve for x
    x = 117,893,232,862,105,600/156,619,044
  6. Step 6: Final answer
    x = 752,738,810.37

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.