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Finding the Third Proportional to 248,391 and 540,000

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Solution

The third proportional to 248,391 and 540,000 is: 1,173,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,391 : 540,000 = 540,000 : x
  2. Step 2: Convert to fraction form
    248,391/540,000 = 540,000/x
  3. Step 3: Cross multiply
    248,391x = 540,000 × 540,000
  4. Step 4: Simplify right side
    248,391x = 291,600,000,000
  5. Step 5: Solve for x
    x = 291,600,000,000/248,391
  6. Step 6: Final answer
    x = 1,173,955.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.