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Finding the Third Proportional to 255,261 and 531,525

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Solution

The third proportional to 255,261 and 531,525 is: 1,106,784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,261 : 531,525 = 531,525 : x
  2. Step 2: Convert to fraction form
    255,261/531,525 = 531,525/x
  3. Step 3: Cross multiply
    255,261x = 531,525 × 531,525
  4. Step 4: Simplify right side
    255,261x = 282,518,825,625
  5. Step 5: Solve for x
    x = 282,518,825,625/255,261
  6. Step 6: Final answer
    x = 1,106,784.14

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.