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Finding the Third Proportional to 156,964 and 335,476

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Solution

The third proportional to 156,964 and 335,476 is: 717,006.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,964 : 335,476 = 335,476 : x
  2. Step 2: Convert to fraction form
    156,964/335,476 = 335,476/x
  3. Step 3: Cross multiply
    156,964x = 335,476 × 335,476
  4. Step 4: Simplify right side
    156,964x = 112,544,146,576
  5. Step 5: Solve for x
    x = 112,544,146,576/156,964
  6. Step 6: Final answer
    x = 717,006.11

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.