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Finding the Third Proportional to 525,700 and 823,596

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Solution

The third proportional to 525,700 and 823,596 is: 1,290,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,700 : 823,596 = 823,596 : x
  2. Step 2: Convert to fraction form
    525,700/823,596 = 823,596/x
  3. Step 3: Cross multiply
    525,700x = 823,596 × 823,596
  4. Step 4: Simplify right side
    525,700x = 678,310,371,216
  5. Step 5: Solve for x
    x = 678,310,371,216/525,700
  6. Step 6: Final answer
    x = 1,290,299.36

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.