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Finding the Fourth Proportional to 430,059.34, 593,497.13 and 236,481.78

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Solution

The fourth proportional to 430,059.34, 593,497.13 and 236,481.78 is: 326,353.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,059.34 : 593,497.13 = 236,481.78 : x
  2. Step 2: Convert to fraction form
    430,059.34/593,497.13 = 236,481.78/x
  3. Step 3: Cross multiply
    430,059.34x = 593,497.13 × 236,481.78
  4. Step 4: Simplify right side
    430,059.34x = 140,351,257,427.39
  5. Step 5: Solve for x
    x = 140,351,257,427.39/430,059.34
  6. Step 6: Final answer
    x = 326,353.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.