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Finding the Fourth Proportional to 664,333.80, 996,500.70 and 601,348.20

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Solution

The fourth proportional to 664,333.80, 996,500.70 and 601,348.20 is: 902,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,333.80 : 996,500.70 = 601,348.20 : x
  2. Step 2: Convert to fraction form
    664,333.80/996,500.70 = 601,348.20/x
  3. Step 3: Cross multiply
    664,333.80x = 996,500.70 × 601,348.20
  4. Step 4: Simplify right side
    664,333.80x = 599,243,902,243.74
  5. Step 5: Solve for x
    x = 599,243,902,243.74/664,333.80
  6. Step 6: Final answer
    x = 902,022.30

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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.