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Finding the Fourth Proportional to 224,287.38, 336,496.01 and 66,519.63

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Solution

The fourth proportional to 224,287.38, 336,496.01 and 66,519.63 is: 99,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,287.38 : 336,496.01 = 66,519.63 : x
  2. Step 2: Convert to fraction form
    224,287.38/336,496.01 = 66,519.63/x
  3. Step 3: Cross multiply
    224,287.38x = 336,496.01 × 66,519.63
  4. Step 4: Simplify right side
    224,287.38x = 22,383,589,749.08
  5. Step 5: Solve for x
    x = 22,383,589,749.08/224,287.38
  6. Step 6: Final answer
    x = 99,798.70

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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.