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Finding the Fourth Proportional to 265,273.32, 365,379.60 and 203,902.01

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Solution

The fourth proportional to 265,273.32, 365,379.60 and 203,902.01 is: 280,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,273.32 : 365,379.60 = 203,902.01 : x
  2. Step 2: Convert to fraction form
    265,273.32/365,379.60 = 203,902.01/x
  3. Step 3: Cross multiply
    265,273.32x = 365,379.60 × 203,902.01
  4. Step 4: Simplify right side
    265,273.32x = 74,501,634,853.00
  5. Step 5: Solve for x
    x = 74,501,634,853.00/265,273.32
  6. Step 6: Final answer
    x = 280,848.58

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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.