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Finding the Third Proportional to 282,014 and 436,887

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Solution

The third proportional to 282,014 and 436,887 is: 676,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,014 : 436,887 = 436,887 : x
  2. Step 2: Convert to fraction form
    282,014/436,887 = 436,887/x
  3. Step 3: Cross multiply
    282,014x = 436,887 × 436,887
  4. Step 4: Simplify right side
    282,014x = 190,870,250,769
  5. Step 5: Solve for x
    x = 190,870,250,769/282,014
  6. Step 6: Final answer
    x = 676,811.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.