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Finding the Fourth Proportional to 224,523.36, 336,840.84 and 66,751.56

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Solution

The fourth proportional to 224,523.36, 336,840.84 and 66,751.56 is: 100,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,523.36 : 336,840.84 = 66,751.56 : x
  2. Step 2: Convert to fraction form
    224,523.36/336,840.84 = 66,751.56/x
  3. Step 3: Cross multiply
    224,523.36x = 336,840.84 × 66,751.56
  4. Step 4: Simplify right side
    224,523.36x = 22,484,651,541.71
  5. Step 5: Solve for x
    x = 22,484,651,541.71/224,523.36
  6. Step 6: Final answer
    x = 100,143.93

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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.