Home / 493,749.08-740,837.52-174,129.33

Finding the Fourth Proportional to 493,749.08, 740,837.52 and 174,129.33

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Solution

The fourth proportional to 493,749.08, 740,837.52 and 174,129.33 is: 261,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,749.08 : 740,837.52 = 174,129.33 : x
  2. Step 2: Convert to fraction form
    493,749.08/740,837.52 = 174,129.33/x
  3. Step 3: Cross multiply
    493,749.08x = 740,837.52 × 174,129.33
  4. Step 4: Simplify right side
    493,749.08x = 129,001,540,996.46
  5. Step 5: Solve for x
    x = 129,001,540,996.46/493,749.08
  6. Step 6: Final answer
    x = 261,269.43

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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.