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Finding the Fourth Proportional to 224,080.40, 336,120.60 and 144,246.80

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Solution

The fourth proportional to 224,080.40, 336,120.60 and 144,246.80 is: 216,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,080.40 : 336,120.60 = 144,246.80 : x
  2. Step 2: Convert to fraction form
    224,080.40/336,120.60 = 144,246.80/x
  3. Step 3: Cross multiply
    224,080.40x = 336,120.60 × 144,246.80
  4. Step 4: Simplify right side
    224,080.40x = 48,484,320,964.08
  5. Step 5: Solve for x
    x = 48,484,320,964.08/224,080.40
  6. Step 6: Final answer
    x = 216,370.20

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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.