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Finding the Fourth Proportional to 465,088.73, 697,633.10 and 331,244.33

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Solution

The fourth proportional to 465,088.73, 697,633.10 and 331,244.33 is: 496,866.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,088.73 : 697,633.10 = 331,244.33 : x
  2. Step 2: Convert to fraction form
    465,088.73/697,633.10 = 331,244.33/x
  3. Step 3: Cross multiply
    465,088.73x = 697,633.10 × 331,244.33
  4. Step 4: Simplify right side
    465,088.73x = 231,087,003,650.94
  5. Step 5: Solve for x
    x = 231,087,003,650.94/465,088.73
  6. Step 6: Final answer
    x = 496,866.49

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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.