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Finding the Fourth Proportional to 238,311.91, 357,467.66 and 60,818.91

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Solution

The fourth proportional to 238,311.91, 357,467.66 and 60,818.91 is: 91,228.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,311.91 : 357,467.66 = 60,818.91 : x
  2. Step 2: Convert to fraction form
    238,311.91/357,467.66 = 60,818.91/x
  3. Step 3: Cross multiply
    238,311.91x = 357,467.66 × 60,818.91
  4. Step 4: Simplify right side
    238,311.91x = 21,740,793,441.45
  5. Step 5: Solve for x
    x = 21,740,793,441.45/238,311.91
  6. Step 6: Final answer
    x = 91,228.31

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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.