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Finding the Fourth Proportional to 590.72, 885.81 and 298.04

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Solution

The fourth proportional to 590.72, 885.81 and 298.04 is: 446.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.72 : 885.81 = 298.04 : x
  2. Step 2: Convert to fraction form
    590.72/885.81 = 298.04/x
  3. Step 3: Cross multiply
    590.72x = 885.81 × 298.04
  4. Step 4: Simplify right side
    590.72x = 264,006.81
  5. Step 5: Solve for x
    x = 264,006.81/590.72
  6. Step 6: Final answer
    x = 446.92

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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.