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Finding the Fourth Proportional to 974.23, 1,460.19 and 562.52

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Solution

The fourth proportional to 974.23, 1,460.19 and 562.52 is: 843.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    974.23 : 1,460.19 = 562.52 : x
  2. Step 2: Convert to fraction form
    974.23/1,460.19 = 562.52/x
  3. Step 3: Cross multiply
    974.23x = 1,460.19 × 562.52
  4. Step 4: Simplify right side
    974.23x = 821,386.08
  5. Step 5: Solve for x
    x = 821,386.08/974.23
  6. Step 6: Final answer
    x = 843.11

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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.