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Finding the Fourth Proportional to 363,112.90, 544,952.85 and 251,575.90

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Solution

The fourth proportional to 363,112.90, 544,952.85 and 251,575.90 is: 377,560.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,112.90 : 544,952.85 = 251,575.90 : x
  2. Step 2: Convert to fraction form
    363,112.90/544,952.85 = 251,575.90/x
  3. Step 3: Cross multiply
    363,112.90x = 544,952.85 × 251,575.90
  4. Step 4: Simplify right side
    363,112.90x = 137,097,003,696.32
  5. Step 5: Solve for x
    x = 137,097,003,696.32/363,112.90
  6. Step 6: Final answer
    x = 377,560.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.