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Finding the Third Proportional to 617,739 and 1,353,576

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Solution

The third proportional to 617,739 and 1,353,576 is: 2,965,925.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,739 : 1,353,576 = 1,353,576 : x
  2. Step 2: Convert to fraction form
    617,739/1,353,576 = 1,353,576/x
  3. Step 3: Cross multiply
    617,739x = 1,353,576 × 1,353,576
  4. Step 4: Simplify right side
    617,739x = 1,832,167,987,776
  5. Step 5: Solve for x
    x = 1,832,167,987,776/617,739
  6. Step 6: Final answer
    x = 2,965,925.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.