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Finding the Fourth Proportional to 706.53, 974.12 and 473.25

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Solution

The fourth proportional to 706.53, 974.12 and 473.25 is: 652.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.53 : 974.12 = 473.25 : x
  2. Step 2: Convert to fraction form
    706.53/974.12 = 473.25/x
  3. Step 3: Cross multiply
    706.53x = 974.12 × 473.25
  4. Step 4: Simplify right side
    706.53x = 460,999.92
  5. Step 5: Solve for x
    x = 460,999.92/706.53
  6. Step 6: Final answer
    x = 652.48

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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.