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Finding the Fourth Proportional to 292,027.87, 437,781.44 and 157,164.33

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Solution

The fourth proportional to 292,027.87, 437,781.44 and 157,164.33 is: 235,606.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,027.87 : 437,781.44 = 157,164.33 : x
  2. Step 2: Convert to fraction form
    292,027.87/437,781.44 = 157,164.33/x
  3. Step 3: Cross multiply
    292,027.87x = 437,781.44 × 157,164.33
  4. Step 4: Simplify right side
    292,027.87x = 68,803,629,019.81
  5. Step 5: Solve for x
    x = 68,803,629,019.81/292,027.87
  6. Step 6: Final answer
    x = 235,606.38

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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.