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Finding the Third Proportional to 250,639 and 541,228.50

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Solution

The third proportional to 250,639 and 541,228.50 is: 1,168,725.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,639 : 541,228.50 = 541,228.50 : x
  2. Step 2: Convert to fraction form
    250,639/541,228.50 = 541,228.50/x
  3. Step 3: Cross multiply
    250,639x = 541,228.50 × 541,228.50
  4. Step 4: Simplify right side
    250,639x = 292,928,289,212.25
  5. Step 5: Solve for x
    x = 292,928,289,212.25/250,639
  6. Step 6: Final answer
    x = 1,168,725.89

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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.