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Finding the Fourth Proportional to 293,217.84, 404,606.52 and 164,163.60

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Solution

The fourth proportional to 293,217.84, 404,606.52 and 164,163.60 is: 226,526.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,217.84 : 404,606.52 = 164,163.60 : x
  2. Step 2: Convert to fraction form
    293,217.84/404,606.52 = 164,163.60/x
  3. Step 3: Cross multiply
    293,217.84x = 404,606.52 × 164,163.60
  4. Step 4: Simplify right side
    293,217.84x = 66,421,662,906.67
  5. Step 5: Solve for x
    x = 66,421,662,906.67/293,217.84
  6. Step 6: Final answer
    x = 226,526.68

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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.