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Finding the Fourth Proportional to 293,188.11, 439,913.39 and 168,529.11

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Solution

The fourth proportional to 293,188.11, 439,913.39 and 168,529.11 is: 252,869.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,188.11 : 439,913.39 = 168,529.11 : x
  2. Step 2: Convert to fraction form
    293,188.11/439,913.39 = 168,529.11/x
  3. Step 3: Cross multiply
    293,188.11x = 439,913.39 × 168,529.11
  4. Step 4: Simplify right side
    293,188.11x = 74,138,211,251.14
  5. Step 5: Solve for x
    x = 74,138,211,251.14/293,188.11
  6. Step 6: Final answer
    x = 252,869.09

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1.5x scale

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.