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Finding the Fourth Proportional to 293,352.40, 404,792.72 and 164,272.88

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Solution

The fourth proportional to 293,352.40, 404,792.72 and 164,272.88 is: 226,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,352.40 : 404,792.72 = 164,272.88 : x
  2. Step 2: Convert to fraction form
    293,352.40/404,792.72 = 164,272.88/x
  3. Step 3: Cross multiply
    293,352.40x = 404,792.72 × 164,272.88
  4. Step 4: Simplify right side
    293,352.40x = 66,496,465,917.43
  5. Step 5: Solve for x
    x = 66,496,465,917.43/293,352.40
  6. Step 6: Final answer
    x = 226,677.76

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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.