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Finding the Fourth Proportional to 976.81, 1,461.50 and 600.22

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Solution

The fourth proportional to 976.81, 1,461.50 and 600.22 is: 898.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    976.81 : 1,461.50 = 600.22 : x
  2. Step 2: Convert to fraction form
    976.81/1,461.50 = 600.22/x
  3. Step 3: Cross multiply
    976.81x = 1,461.50 × 600.22
  4. Step 4: Simplify right side
    976.81x = 877,211.22
  5. Step 5: Solve for x
    x = 877,211.22/976.81
  6. Step 6: Final answer
    x = 898.04

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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.