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Finding the Fourth Proportional to 563.98, 844.54 and 472.46

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Solution

The fourth proportional to 563.98, 844.54 and 472.46 is: 707.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.98 : 844.54 = 472.46 : x
  2. Step 2: Convert to fraction form
    563.98/844.54 = 472.46/x
  3. Step 3: Cross multiply
    563.98x = 844.54 × 472.46
  4. Step 4: Simplify right side
    563.98x = 399,011.37
  5. Step 5: Solve for x
    x = 399,011.37/563.98
  6. Step 6: Final answer
    x = 707.49

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Double scale
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Similar ratio
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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.