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Finding the Fourth Proportional to 216,353.63, 324,505.78 and 58,594.39

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Solution

The fourth proportional to 216,353.63, 324,505.78 and 58,594.39 is: 87,884.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,353.63 : 324,505.78 = 58,594.39 : x
  2. Step 2: Convert to fraction form
    216,353.63/324,505.78 = 58,594.39/x
  3. Step 3: Cross multiply
    216,353.63x = 324,505.78 × 58,594.39
  4. Step 4: Simplify right side
    216,353.63x = 19,014,217,272.82
  5. Step 5: Solve for x
    x = 19,014,217,272.82/216,353.63
  6. Step 6: Final answer
    x = 87,884.90

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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.