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Finding the Fourth Proportional to 588,002.70, 880,837.65 and 321,372.30

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Solution

The fourth proportional to 588,002.70, 880,837.65 and 321,372.30 is: 481,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,002.70 : 880,837.65 = 321,372.30 : x
  2. Step 2: Convert to fraction form
    588,002.70/880,837.65 = 321,372.30/x
  3. Step 3: Cross multiply
    588,002.70x = 880,837.65 × 321,372.30
  4. Step 4: Simplify right side
    588,002.70x = 283,076,821,507.10
  5. Step 5: Solve for x
    x = 283,076,821,507.10/588,002.70
  6. Step 6: Final answer
    x = 481,420.96

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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.