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Finding the Third Proportional to 550,076.63 and 875,280.38

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Solution

The third proportional to 550,076.63 and 875,280.38 is: 1,392,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,076.63 : 875,280.38 = 875,280.38 : x
  2. Step 2: Convert to fraction form
    550,076.63/875,280.38 = 875,280.38/x
  3. Step 3: Cross multiply
    550,076.63x = 875,280.38 × 875,280.38
  4. Step 4: Simplify right side
    550,076.63x = 766,115,734,860.14
  5. Step 5: Solve for x
    x = 766,115,734,860.14/550,076.63
  6. Step 6: Final answer
    x = 1,392,743.67

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.