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Finding the Fourth Proportional to 216,164.54, 297,646.70 and 195,889.52

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Solution

The fourth proportional to 216,164.54, 297,646.70 and 195,889.52 is: 269,729.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,164.54 : 297,646.70 = 195,889.52 : x
  2. Step 2: Convert to fraction form
    216,164.54/297,646.70 = 195,889.52/x
  3. Step 3: Cross multiply
    216,164.54x = 297,646.70 × 195,889.52
  4. Step 4: Simplify right side
    216,164.54x = 58,305,870,426.42
  5. Step 5: Solve for x
    x = 58,305,870,426.42/216,164.54
  6. Step 6: Final answer
    x = 269,729.12

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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.