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Finding the Third Proportional to 236,576 and 357,328

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Solution

The third proportional to 236,576 and 357,328 is: 539,713.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,576 : 357,328 = 357,328 : x
  2. Step 2: Convert to fraction form
    236,576/357,328 = 357,328/x
  3. Step 3: Cross multiply
    236,576x = 357,328 × 357,328
  4. Step 4: Simplify right side
    236,576x = 127,683,299,584
  5. Step 5: Solve for x
    x = 127,683,299,584/236,576
  6. Step 6: Final answer
    x = 539,713.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.