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Finding the Fourth Proportional to 239,004.30, 358,516.34 and 70,524.63

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Solution

The fourth proportional to 239,004.30, 358,516.34 and 70,524.63 is: 105,789.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,004.30 : 358,516.34 = 70,524.63 : x
  2. Step 2: Convert to fraction form
    239,004.30/358,516.34 = 70,524.63/x
  3. Step 3: Cross multiply
    239,004.30x = 358,516.34 × 70,524.63
  4. Step 4: Simplify right side
    239,004.30x = 25,284,232,227.45
  5. Step 5: Solve for x
    x = 25,284,232,227.45/239,004.30
  6. Step 6: Final answer
    x = 105,789.86

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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.