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Finding the Fourth Proportional to 944.29, 1,303.10 and 524.62

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Solution

The fourth proportional to 944.29, 1,303.10 and 524.62 is: 723.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    944.29 : 1,303.10 = 524.62 : x
  2. Step 2: Convert to fraction form
    944.29/1,303.10 = 524.62/x
  3. Step 3: Cross multiply
    944.29x = 1,303.10 × 524.62
  4. Step 4: Simplify right side
    944.29x = 683,636.25
  5. Step 5: Solve for x
    x = 683,636.25/944.29
  6. Step 6: Final answer
    x = 723.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.