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Finding the Third Proportional to 368,556 and 540,583

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Solution

The third proportional to 368,556 and 540,583 is: 792,905.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,556 : 540,583 = 540,583 : x
  2. Step 2: Convert to fraction form
    368,556/540,583 = 540,583/x
  3. Step 3: Cross multiply
    368,556x = 540,583 × 540,583
  4. Step 4: Simplify right side
    368,556x = 292,229,979,889
  5. Step 5: Solve for x
    x = 292,229,979,889/368,556
  6. Step 6: Final answer
    x = 792,905.23

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.