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Finding the Fourth Proportional to 273,959.60, 410,939.40 and 168,983.60

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Solution

The fourth proportional to 273,959.60, 410,939.40 and 168,983.60 is: 253,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,959.60 : 410,939.40 = 168,983.60 : x
  2. Step 2: Convert to fraction form
    273,959.60/410,939.40 = 168,983.60/x
  3. Step 3: Cross multiply
    273,959.60x = 410,939.40 × 168,983.60
  4. Step 4: Simplify right side
    273,959.60x = 69,442,019,193.84
  5. Step 5: Solve for x
    x = 69,442,019,193.84/273,959.60
  6. Step 6: Final answer
    x = 253,475.40

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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.