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Finding the Fourth Proportional to 590.48, 885.96 and 373.76

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Solution

The fourth proportional to 590.48, 885.96 and 373.76 is: 560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.48 : 885.96 = 373.76 : x
  2. Step 2: Convert to fraction form
    590.48/885.96 = 373.76/x
  3. Step 3: Cross multiply
    590.48x = 885.96 × 373.76
  4. Step 4: Simplify right side
    590.48x = 331,136.41
  5. Step 5: Solve for x
    x = 331,136.41/590.48
  6. Step 6: Final answer
    x = 560.79

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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.