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Finding the Fourth Proportional to 508,564.56, 762,850.68 and 234,985.44

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Solution

The fourth proportional to 508,564.56, 762,850.68 and 234,985.44 is: 352,479.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,564.56 : 762,850.68 = 234,985.44 : x
  2. Step 2: Convert to fraction form
    508,564.56/762,850.68 = 234,985.44/x
  3. Step 3: Cross multiply
    508,564.56x = 762,850.68 × 234,985.44
  4. Step 4: Simplify right side
    508,564.56x = 179,258,802,694.10
  5. Step 5: Solve for x
    x = 179,258,802,694.10/508,564.56
  6. Step 6: Final answer
    x = 352,479.93

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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.