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Finding the Fourth Proportional to 362,500.20, 543,555.90 and 151,900.20

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Solution

The fourth proportional to 362,500.20, 543,555.90 and 151,900.20 is: 227,768.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,500.20 : 543,555.90 = 151,900.20 : x
  2. Step 2: Convert to fraction form
    362,500.20/543,555.90 = 151,900.20/x
  3. Step 3: Cross multiply
    362,500.20x = 543,555.90 × 151,900.20
  4. Step 4: Simplify right side
    362,500.20x = 82,566,249,921.18
  5. Step 5: Solve for x
    x = 82,566,249,921.18/362,500.20
  6. Step 6: Final answer
    x = 227,768.84

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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.