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Finding the Third Proportional to 173,636 and 373,840

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Solution

The third proportional to 173,636 and 373,840 is: 804,881.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,636 : 373,840 = 373,840 : x
  2. Step 2: Convert to fraction form
    173,636/373,840 = 373,840/x
  3. Step 3: Cross multiply
    173,636x = 373,840 × 373,840
  4. Step 4: Simplify right side
    173,636x = 139,756,345,600
  5. Step 5: Solve for x
    x = 139,756,345,600/173,636
  6. Step 6: Final answer
    x = 804,881.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.