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Finding the Fourth Proportional to 589.04, 883.56 and 264.40

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Solution

The fourth proportional to 589.04, 883.56 and 264.40 is: 396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.04 : 883.56 = 264.40 : x
  2. Step 2: Convert to fraction form
    589.04/883.56 = 264.40/x
  3. Step 3: Cross multiply
    589.04x = 883.56 × 264.40
  4. Step 4: Simplify right side
    589.04x = 233,613.26
  5. Step 5: Solve for x
    x = 233,613.26/589.04
  6. Step 6: Final answer
    x = 396.60

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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.