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Finding the Fourth Proportional to 254,001.58, 350,533.56 and 145,115.44

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Solution

The fourth proportional to 254,001.58, 350,533.56 and 145,115.44 is: 200,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,001.58 : 350,533.56 = 145,115.44 : x
  2. Step 2: Convert to fraction form
    254,001.58/350,533.56 = 145,115.44/x
  3. Step 3: Cross multiply
    254,001.58x = 350,533.56 × 145,115.44
  4. Step 4: Simplify right side
    254,001.58x = 50,867,831,794.17
  5. Step 5: Solve for x
    x = 50,867,831,794.17/254,001.58
  6. Step 6: Final answer
    x = 200,265.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.