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Finding the Third Proportional to 617,807 and 1,335,539

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Solution

The third proportional to 617,807 and 1,335,539 is: 2,887,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,807 : 1,335,539 = 1,335,539 : x
  2. Step 2: Convert to fraction form
    617,807/1,335,539 = 1,335,539/x
  3. Step 3: Cross multiply
    617,807x = 1,335,539 × 1,335,539
  4. Step 4: Simplify right side
    617,807x = 1,783,664,420,521
  5. Step 5: Solve for x
    x = 1,783,664,420,521/617,807
  6. Step 6: Final answer
    x = 2,887,090.01

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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.