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Finding the Third Proportional to 252,139.50 and 546,277.50

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Solution

The third proportional to 252,139.50 and 546,277.50 is: 1,183,547.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,139.50 : 546,277.50 = 546,277.50 : x
  2. Step 2: Convert to fraction form
    252,139.50/546,277.50 = 546,277.50/x
  3. Step 3: Cross multiply
    252,139.50x = 546,277.50 × 546,277.50
  4. Step 4: Simplify right side
    252,139.50x = 298,419,107,006.25
  5. Step 5: Solve for x
    x = 298,419,107,006.25/252,139.50
  6. Step 6: Final answer
    x = 1,183,547.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.