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Finding the Fourth Proportional to 590.81, 884.59 and 372.92

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Solution

The fourth proportional to 590.81, 884.59 and 372.92 is: 558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.81 : 884.59 = 372.92 : x
  2. Step 2: Convert to fraction form
    590.81/884.59 = 372.92/x
  3. Step 3: Cross multiply
    590.81x = 884.59 × 372.92
  4. Step 4: Simplify right side
    590.81x = 329,875.95
  5. Step 5: Solve for x
    x = 329,875.95/590.81
  6. Step 6: Final answer
    x = 558.35

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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.