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Finding the Fourth Proportional to 216,737.29, 299,083.69 and 118,600.62

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Solution

The fourth proportional to 216,737.29, 299,083.69 and 118,600.62 is: 163,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,737.29 : 299,083.69 = 118,600.62 : x
  2. Step 2: Convert to fraction form
    216,737.29/299,083.69 = 118,600.62/x
  3. Step 3: Cross multiply
    216,737.29x = 299,083.69 × 118,600.62
  4. Step 4: Simplify right side
    216,737.29x = 35,471,511,774.92
  5. Step 5: Solve for x
    x = 35,471,511,774.92/216,737.29
  6. Step 6: Final answer
    x = 163,661.33

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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.