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Finding the Fourth Proportional to 300,637.53, 450,997.71 and 101,014.95

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Solution

The fourth proportional to 300,637.53, 450,997.71 and 101,014.95 is: 151,536.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,637.53 : 450,997.71 = 101,014.95 : x
  2. Step 2: Convert to fraction form
    300,637.53/450,997.71 = 101,014.95/x
  3. Step 3: Cross multiply
    300,637.53x = 450,997.71 × 101,014.95
  4. Step 4: Simplify right side
    300,637.53x = 45,557,511,125.76
  5. Step 5: Solve for x
    x = 45,557,511,125.76/300,637.53
  6. Step 6: Final answer
    x = 151,536.34

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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.