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Finding the Third Proportional to 500,644 and 774,732

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Solution

The third proportional to 500,644 and 774,732 is: 1,198,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,644 : 774,732 = 774,732 : x
  2. Step 2: Convert to fraction form
    500,644/774,732 = 774,732/x
  3. Step 3: Cross multiply
    500,644x = 774,732 × 774,732
  4. Step 4: Simplify right side
    500,644x = 600,209,671,824
  5. Step 5: Solve for x
    x = 600,209,671,824/500,644
  6. Step 6: Final answer
    x = 1,198,875.19

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.