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Finding the Fourth Proportional to 554,388.10, 832,983.41 and 531,967.97

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Solution

The fourth proportional to 554,388.10, 832,983.41 and 531,967.97 is: 799,296.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,388.10 : 832,983.41 = 531,967.97 : x
  2. Step 2: Convert to fraction form
    554,388.10/832,983.41 = 531,967.97/x
  3. Step 3: Cross multiply
    554,388.10x = 832,983.41 × 531,967.97
  4. Step 4: Simplify right side
    554,388.10x = 443,120,497,073.76
  5. Step 5: Solve for x
    x = 443,120,497,073.76/554,388.10
  6. Step 6: Final answer
    x = 799,296.56

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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.