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Finding the Fourth Proportional to 262,750.48, 362,465.76 and 155,268.52

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Solution

The fourth proportional to 262,750.48, 362,465.76 and 155,268.52 is: 214,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,750.48 : 362,465.76 = 155,268.52 : x
  2. Step 2: Convert to fraction form
    262,750.48/362,465.76 = 155,268.52/x
  3. Step 3: Cross multiply
    262,750.48x = 362,465.76 × 155,268.52
  4. Step 4: Simplify right side
    262,750.48x = 56,279,522,105.88
  5. Step 5: Solve for x
    x = 56,279,522,105.88/262,750.48
  6. Step 6: Final answer
    x = 214,193.79

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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.