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Finding the Third Proportional to 525,187.13 and 811,086.75

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Solution

The third proportional to 525,187.13 and 811,086.75 is: 1,252,623.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,187.13 : 811,086.75 = 811,086.75 : x
  2. Step 2: Convert to fraction form
    525,187.13/811,086.75 = 811,086.75/x
  3. Step 3: Cross multiply
    525,187.13x = 811,086.75 × 811,086.75
  4. Step 4: Simplify right side
    525,187.13x = 657,861,716,025.56
  5. Step 5: Solve for x
    x = 657,861,716,025.56/525,187.13
  6. Step 6: Final answer
    x = 1,252,623.46

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.