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Finding the Fourth Proportional to 437,202.04, 655,234.96 and 197,139.64

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Solution

The fourth proportional to 437,202.04, 655,234.96 and 197,139.64 is: 295,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,202.04 : 655,234.96 = 197,139.64 : x
  2. Step 2: Convert to fraction form
    437,202.04/655,234.96 = 197,139.64/x
  3. Step 3: Cross multiply
    437,202.04x = 655,234.96 × 197,139.64
  4. Step 4: Simplify right side
    437,202.04x = 129,172,784,129.81
  5. Step 5: Solve for x
    x = 129,172,784,129.81/437,202.04
  6. Step 6: Final answer
    x = 295,453.30

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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.