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Finding the Fourth Proportional to 360,518.32, 540,835.80 and 150,177.52

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Solution

The fourth proportional to 360,518.32, 540,835.80 and 150,177.52 is: 225,290.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,518.32 : 540,835.80 = 150,177.52 : x
  2. Step 2: Convert to fraction form
    360,518.32/540,835.80 = 150,177.52/x
  3. Step 3: Cross multiply
    360,518.32x = 540,835.80 × 150,177.52
  4. Step 4: Simplify right side
    360,518.32x = 81,221,379,171.22
  5. Step 5: Solve for x
    x = 81,221,379,171.22/360,518.32
  6. Step 6: Final answer
    x = 225,290.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.