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Finding the Fourth Proportional to 570,597.21, 856,037.97 and 171,245.34

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Solution

The fourth proportional to 570,597.21, 856,037.97 and 171,245.34 is: 256,910.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,597.21 : 856,037.97 = 171,245.34 : x
  2. Step 2: Convert to fraction form
    570,597.21/856,037.97 = 171,245.34/x
  3. Step 3: Cross multiply
    570,597.21x = 856,037.97 × 171,245.34
  4. Step 4: Simplify right side
    570,597.21x = 146,592,513,225.56
  5. Step 5: Solve for x
    x = 146,592,513,225.56/570,597.21
  6. Step 6: Final answer
    x = 256,910.67

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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.