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Finding the Fourth Proportional to 586.92, 881.39 and 433.83

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Solution

The fourth proportional to 586.92, 881.39 and 433.83 is: 651.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.92 : 881.39 = 433.83 : x
  2. Step 2: Convert to fraction form
    586.92/881.39 = 433.83/x
  3. Step 3: Cross multiply
    586.92x = 881.39 × 433.83
  4. Step 4: Simplify right side
    586.92x = 382,373.42
  5. Step 5: Solve for x
    x = 382,373.42/586.92
  6. Step 6: Final answer
    x = 651.49

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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.