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Finding the Fourth Proportional to 550,381.92, 825,573.84 and 151,028.16

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Solution

The fourth proportional to 550,381.92, 825,573.84 and 151,028.16 is: 226,542.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,381.92 : 825,573.84 = 151,028.16 : x
  2. Step 2: Convert to fraction form
    550,381.92/825,573.84 = 151,028.16/x
  3. Step 3: Cross multiply
    550,381.92x = 825,573.84 × 151,028.16
  4. Step 4: Simplify right side
    550,381.92x = 124,684,897,999.33
  5. Step 5: Solve for x
    x = 124,684,897,999.33/550,381.92
  6. Step 6: Final answer
    x = 226,542.50

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Similar ratio
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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.