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Finding the Fourth Proportional to 563,243.58, 844,850.79 and 189,266.58

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Solution

The fourth proportional to 563,243.58, 844,850.79 and 189,266.58 is: 283,894.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,243.58 : 844,850.79 = 189,266.58 : x
  2. Step 2: Convert to fraction form
    563,243.58/844,850.79 = 189,266.58/x
  3. Step 3: Cross multiply
    563,243.58x = 844,850.79 × 189,266.58
  4. Step 4: Simplify right side
    563,243.58x = 159,902,019,633.60
  5. Step 5: Solve for x
    x = 159,902,019,633.60/563,243.58
  6. Step 6: Final answer
    x = 283,894.97

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.