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Finding the Fourth Proportional to 590.63, 885.93 and 282.70

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Solution

The fourth proportional to 590.63, 885.93 and 282.70 is: 424.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.63 : 885.93 = 282.70 : x
  2. Step 2: Convert to fraction form
    590.63/885.93 = 282.70/x
  3. Step 3: Cross multiply
    590.63x = 885.93 × 282.70
  4. Step 4: Simplify right side
    590.63x = 250,452.41
  5. Step 5: Solve for x
    x = 250,452.41/590.63
  6. Step 6: Final answer
    x = 424.04

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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.