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Finding the Fourth Proportional to 224,357.78, 336,591.99 and 66,586.12

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Solution

The fourth proportional to 224,357.78, 336,591.99 and 66,586.12 is: 99,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,357.78 : 336,591.99 = 66,586.12 : x
  2. Step 2: Convert to fraction form
    224,357.78/336,591.99 = 66,586.12/x
  3. Step 3: Cross multiply
    224,357.78x = 336,591.99 × 66,586.12
  4. Step 4: Simplify right side
    224,357.78x = 22,412,353,795.70
  5. Step 5: Solve for x
    x = 22,412,353,795.70/224,357.78
  6. Step 6: Final answer
    x = 99,895.59

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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.