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Finding the Third Proportional to 185,036 and 403,486

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Solution

The third proportional to 185,036 and 403,486 is: 879,833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,036 : 403,486 = 403,486 : x
  2. Step 2: Convert to fraction form
    185,036/403,486 = 403,486/x
  3. Step 3: Cross multiply
    185,036x = 403,486 × 403,486
  4. Step 4: Simplify right side
    185,036x = 162,800,952,196
  5. Step 5: Solve for x
    x = 162,800,952,196/185,036
  6. Step 6: Final answer
    x = 879,833.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.