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Finding the Fourth Proportional to 430,235.44, 593,676.78 and 239,237.44

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Solution

The fourth proportional to 430,235.44, 593,676.78 and 239,237.44 is: 330,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,235.44 : 593,676.78 = 239,237.44 : x
  2. Step 2: Convert to fraction form
    430,235.44/593,676.78 = 239,237.44/x
  3. Step 3: Cross multiply
    430,235.44x = 593,676.78 × 239,237.44
  4. Step 4: Simplify right side
    430,235.44x = 142,029,713,034.64
  5. Step 5: Solve for x
    x = 142,029,713,034.64/430,235.44
  6. Step 6: Final answer
    x = 330,120.91

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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.