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Finding the Fourth Proportional to 350,654.37, 483,905.24 and 189,509.04

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Solution

The fourth proportional to 350,654.37, 483,905.24 and 189,509.04 is: 261,523.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,654.37 : 483,905.24 = 189,509.04 : x
  2. Step 2: Convert to fraction form
    350,654.37/483,905.24 = 189,509.04/x
  3. Step 3: Cross multiply
    350,654.37x = 483,905.24 × 189,509.04
  4. Step 4: Simplify right side
    350,654.37x = 91,704,417,483.37
  5. Step 5: Solve for x
    x = 91,704,417,483.37/350,654.37
  6. Step 6: Final answer
    x = 261,523.67

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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.