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Finding the Fourth Proportional to 591.82, 887.76 and 384.06

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Solution

The fourth proportional to 591.82, 887.76 and 384.06 is: 576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.82 : 887.76 = 384.06 : x
  2. Step 2: Convert to fraction form
    591.82/887.76 = 384.06/x
  3. Step 3: Cross multiply
    591.82x = 887.76 × 384.06
  4. Step 4: Simplify right side
    591.82x = 340,946.75
  5. Step 5: Solve for x
    x = 340,946.75/591.82
  6. Step 6: Final answer
    x = 576.10

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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.