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Finding the Fourth Proportional to 503,517.06, 755,015.55 and 148,485.94

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Solution

The fourth proportional to 503,517.06, 755,015.55 and 148,485.94 is: 222,652.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,517.06 : 755,015.55 = 148,485.94 : x
  2. Step 2: Convert to fraction form
    503,517.06/755,015.55 = 148,485.94/x
  3. Step 3: Cross multiply
    503,517.06x = 755,015.55 × 148,485.94
  4. Step 4: Simplify right side
    503,517.06x = 112,109,193,656.37
  5. Step 5: Solve for x
    x = 112,109,193,656.37/503,517.06
  6. Step 6: Final answer
    x = 222,652.22

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1.5x scale

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.