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Finding the Fourth Proportional to 434,993.22, 652,282.74 and 178,785.77

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Solution

The fourth proportional to 434,993.22, 652,282.74 and 178,785.77 is: 268,093.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,993.22 : 652,282.74 = 178,785.77 : x
  2. Step 2: Convert to fraction form
    434,993.22/652,282.74 = 178,785.77/x
  3. Step 3: Cross multiply
    434,993.22x = 652,282.74 × 178,785.77
  4. Step 4: Simplify right side
    434,993.22x = 116,618,868,667.20
  5. Step 5: Solve for x
    x = 116,618,868,667.20/434,993.22
  6. Step 6: Final answer
    x = 268,093.53

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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.