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Finding the Fourth Proportional to 216,263.87, 298,469.52 and 179,901.12

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Solution

The fourth proportional to 216,263.87, 298,469.52 and 179,901.12 is: 248,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,263.87 : 298,469.52 = 179,901.12 : x
  2. Step 2: Convert to fraction form
    216,263.87/298,469.52 = 179,901.12/x
  3. Step 3: Cross multiply
    216,263.87x = 298,469.52 × 179,901.12
  4. Step 4: Simplify right side
    216,263.87x = 53,695,000,933.86
  5. Step 5: Solve for x
    x = 53,695,000,933.86/216,263.87
  6. Step 6: Final answer
    x = 248,284.66

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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.