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Finding the Third Proportional to 319,562 and 508,732

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Solution

The third proportional to 319,562 and 508,732 is: 809,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,562 : 508,732 = 508,732 : x
  2. Step 2: Convert to fraction form
    319,562/508,732 = 508,732/x
  3. Step 3: Cross multiply
    319,562x = 508,732 × 508,732
  4. Step 4: Simplify right side
    319,562x = 258,808,247,824
  5. Step 5: Solve for x
    x = 258,808,247,824/319,562
  6. Step 6: Final answer
    x = 809,884.30

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.