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Finding the Fourth Proportional to 262,402.56, 362,123.52 and 149,241.60

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Solution

The fourth proportional to 262,402.56, 362,123.52 and 149,241.60 is: 205,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,402.56 : 362,123.52 = 149,241.60 : x
  2. Step 2: Convert to fraction form
    262,402.56/362,123.52 = 149,241.60/x
  3. Step 3: Cross multiply
    262,402.56x = 362,123.52 × 149,241.60
  4. Step 4: Simplify right side
    262,402.56x = 54,043,893,522.43
  5. Step 5: Solve for x
    x = 54,043,893,522.43/262,402.56
  6. Step 6: Final answer
    x = 205,957.95

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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.