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Finding the Third Proportional to 576,188 and 872,232

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Solution

The third proportional to 576,188 and 872,232 is: 1,320,382.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,188 : 872,232 = 872,232 : x
  2. Step 2: Convert to fraction form
    576,188/872,232 = 872,232/x
  3. Step 3: Cross multiply
    576,188x = 872,232 × 872,232
  4. Step 4: Simplify right side
    576,188x = 760,788,661,824
  5. Step 5: Solve for x
    x = 760,788,661,824/576,188
  6. Step 6: Final answer
    x = 1,320,382.69

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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.