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Finding the Fourth Proportional to 234,466.80, 351,700.20 and 224,228.40

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Solution

The fourth proportional to 234,466.80, 351,700.20 and 224,228.40 is: 336,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,466.80 : 351,700.20 = 224,228.40 : x
  2. Step 2: Convert to fraction form
    234,466.80/351,700.20 = 224,228.40/x
  3. Step 3: Cross multiply
    234,466.80x = 351,700.20 × 224,228.40
  4. Step 4: Simplify right side
    234,466.80x = 78,861,173,125.68
  5. Step 5: Solve for x
    x = 78,861,173,125.68/234,466.80
  6. Step 6: Final answer
    x = 336,342.60

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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.