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Finding the Third Proportional to 516,564 and 774,819

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Solution

The third proportional to 516,564 and 774,819 is: 1,162,188.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,564 : 774,819 = 774,819 : x
  2. Step 2: Convert to fraction form
    516,564/774,819 = 774,819/x
  3. Step 3: Cross multiply
    516,564x = 774,819 × 774,819
  4. Step 4: Simplify right side
    516,564x = 600,344,482,761
  5. Step 5: Solve for x
    x = 600,344,482,761/516,564
  6. Step 6: Final answer
    x = 1,162,188.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.