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Finding the Third Proportional to 170,821.13 and 373,818.75

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Solution

The third proportional to 170,821.13 and 373,818.75 is: 818,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821.13 : 373,818.75 = 373,818.75 : x
  2. Step 2: Convert to fraction form
    170,821.13/373,818.75 = 373,818.75/x
  3. Step 3: Cross multiply
    170,821.13x = 373,818.75 × 373,818.75
  4. Step 4: Simplify right side
    170,821.13x = 139,740,457,851.56
  5. Step 5: Solve for x
    x = 139,740,457,851.56/170,821.13
  6. Step 6: Final answer
    x = 818,051.38

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.