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Finding the Fourth Proportional to 382,011.91, 526,956.89 and 238,522.84

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Solution

The fourth proportional to 382,011.91, 526,956.89 and 238,522.84 is: 329,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,011.91 : 526,956.89 = 238,522.84 : x
  2. Step 2: Convert to fraction form
    382,011.91/526,956.89 = 238,522.84/x
  3. Step 3: Cross multiply
    382,011.91x = 526,956.89 × 238,522.84
  4. Step 4: Simplify right side
    382,011.91x = 125,691,251,325.58
  5. Step 5: Solve for x
    x = 125,691,251,325.58/382,011.91
  6. Step 6: Final answer
    x = 329,024.44

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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.