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Finding the Fourth Proportional to 216,083.60, 323,712.30 and 116,210.60

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Solution

The fourth proportional to 216,083.60, 323,712.30 and 116,210.60 is: 174,093.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,083.60 : 323,712.30 = 116,210.60 : x
  2. Step 2: Convert to fraction form
    216,083.60/323,712.30 = 116,210.60/x
  3. Step 3: Cross multiply
    216,083.60x = 323,712.30 × 116,210.60
  4. Step 4: Simplify right side
    216,083.60x = 37,618,800,610.38
  5. Step 5: Solve for x
    x = 37,618,800,610.38/216,083.60
  6. Step 6: Final answer
    x = 174,093.73

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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.