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Finding the Fourth Proportional to 234,487.22, 323,598.33 and 143,893.22

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Solution

The fourth proportional to 234,487.22, 323,598.33 and 143,893.22 is: 198,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,487.22 : 323,598.33 = 143,893.22 : x
  2. Step 2: Convert to fraction form
    234,487.22/323,598.33 = 143,893.22/x
  3. Step 3: Cross multiply
    234,487.22x = 323,598.33 × 143,893.22
  4. Step 4: Simplify right side
    234,487.22x = 46,563,604,072.33
  5. Step 5: Solve for x
    x = 46,563,604,072.33/234,487.22
  6. Step 6: Final answer
    x = 198,576.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.