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Finding the Fourth Proportional to 234,576.89, 323,459.35 and 174,259.43

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Solution

The fourth proportional to 234,576.89, 323,459.35 and 174,259.43 is: 240,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,576.89 : 323,459.35 = 174,259.43 : x
  2. Step 2: Convert to fraction form
    234,576.89/323,459.35 = 174,259.43/x
  3. Step 3: Cross multiply
    234,576.89x = 323,459.35 × 174,259.43
  4. Step 4: Simplify right side
    234,576.89x = 56,365,839,906.23
  5. Step 5: Solve for x
    x = 56,365,839,906.23/234,576.89
  6. Step 6: Final answer
    x = 240,287.27

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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.