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Finding the Third Proportional to 552,672 and 810,877

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Solution

The third proportional to 552,672 and 810,877 is: 1,189,713.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,672 : 810,877 = 810,877 : x
  2. Step 2: Convert to fraction form
    552,672/810,877 = 810,877/x
  3. Step 3: Cross multiply
    552,672x = 810,877 × 810,877
  4. Step 4: Simplify right side
    552,672x = 657,521,509,129
  5. Step 5: Solve for x
    x = 657,521,509,129/552,672
  6. Step 6: Final answer
    x = 1,189,713.81

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.