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Finding the Fourth Proportional to 365,950.80, 548,926.20 and 240,384.60

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Solution

The fourth proportional to 365,950.80, 548,926.20 and 240,384.60 is: 360,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,950.80 : 548,926.20 = 240,384.60 : x
  2. Step 2: Convert to fraction form
    365,950.80/548,926.20 = 240,384.60/x
  3. Step 3: Cross multiply
    365,950.80x = 548,926.20 × 240,384.60
  4. Step 4: Simplify right side
    365,950.80x = 131,953,405,016.52
  5. Step 5: Solve for x
    x = 131,953,405,016.52/365,950.80
  6. Step 6: Final answer
    x = 360,576.90

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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.