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Finding the Fourth Proportional to 245,230.20, 367,650.90 and 134,422.20

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Solution

The fourth proportional to 245,230.20, 367,650.90 and 134,422.20 is: 201,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,230.20 : 367,650.90 = 134,422.20 : x
  2. Step 2: Convert to fraction form
    245,230.20/367,650.90 = 134,422.20/x
  3. Step 3: Cross multiply
    245,230.20x = 367,650.90 × 134,422.20
  4. Step 4: Simplify right side
    245,230.20x = 49,420,442,809.98
  5. Step 5: Solve for x
    x = 49,420,442,809.98/245,230.20
  6. Step 6: Final answer
    x = 201,526.74

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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.