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Finding the Third Proportional to 252,624 and 542,424

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Solution

The third proportional to 252,624 and 542,424 is: 1,164,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,624 : 542,424 = 542,424 : x
  2. Step 2: Convert to fraction form
    252,624/542,424 = 542,424/x
  3. Step 3: Cross multiply
    252,624x = 542,424 × 542,424
  4. Step 4: Simplify right side
    252,624x = 294,223,795,776
  5. Step 5: Solve for x
    x = 294,223,795,776/252,624
  6. Step 6: Final answer
    x = 1,164,670.80

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.