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Finding the Third Proportional to 252,509.50 and 545,080

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Solution

The third proportional to 252,509.50 and 545,080 is: 1,176,637.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,509.50 : 545,080 = 545,080 : x
  2. Step 2: Convert to fraction form
    252,509.50/545,080 = 545,080/x
  3. Step 3: Cross multiply
    252,509.50x = 545,080 × 545,080
  4. Step 4: Simplify right side
    252,509.50x = 297,112,206,400
  5. Step 5: Solve for x
    x = 297,112,206,400/252,509.50
  6. Step 6: Final answer
    x = 1,176,637.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.