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Finding the Fourth Proportional to 224,246.40, 335,786.40 and 144,931.20

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Solution

The fourth proportional to 224,246.40, 335,786.40 and 144,931.20 is: 217,019.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,246.40 : 335,786.40 = 144,931.20 : x
  2. Step 2: Convert to fraction form
    224,246.40/335,786.40 = 144,931.20/x
  3. Step 3: Cross multiply
    224,246.40x = 335,786.40 × 144,931.20
  4. Step 4: Simplify right side
    224,246.40x = 48,665,925,895.68
  5. Step 5: Solve for x
    x = 48,665,925,895.68/224,246.40
  6. Step 6: Final answer
    x = 217,019.88

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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.