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Finding the Third Proportional to 251,520 and 373,862

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Solution

The third proportional to 251,520 and 373,862 is: 555,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,520 : 373,862 = 373,862 : x
  2. Step 2: Convert to fraction form
    251,520/373,862 = 373,862/x
  3. Step 3: Cross multiply
    251,520x = 373,862 × 373,862
  4. Step 4: Simplify right side
    251,520x = 139,772,795,044
  5. Step 5: Solve for x
    x = 139,772,795,044/251,520
  6. Step 6: Final answer
    x = 555,712.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.