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Finding the Fourth Proportional to 224,534.36, 336,800.59 and 91,383.05

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Solution

The fourth proportional to 224,534.36, 336,800.59 and 91,383.05 is: 137,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,534.36 : 336,800.59 = 91,383.05 : x
  2. Step 2: Convert to fraction form
    224,534.36/336,800.59 = 91,383.05/x
  3. Step 3: Cross multiply
    224,534.36x = 336,800.59 × 91,383.05
  4. Step 4: Simplify right side
    224,534.36x = 30,777,863,243.54
  5. Step 5: Solve for x
    x = 30,777,863,243.54/224,534.36
  6. Step 6: Final answer
    x = 137,074.18

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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.