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Finding the Third Proportional to 251,000.50 and 538,397

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Solution

The third proportional to 251,000.50 and 538,397 is: 1,154,863.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,000.50 : 538,397 = 538,397 : x
  2. Step 2: Convert to fraction form
    251,000.50/538,397 = 538,397/x
  3. Step 3: Cross multiply
    251,000.50x = 538,397 × 538,397
  4. Step 4: Simplify right side
    251,000.50x = 289,871,329,609
  5. Step 5: Solve for x
    x = 289,871,329,609/251,000.50
  6. Step 6: Final answer
    x = 1,154,863.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.