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Finding the Fourth Proportional to 532,095.60, 798,181.80 and 321,279.60

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Solution

The fourth proportional to 532,095.60, 798,181.80 and 321,279.60 is: 481,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,095.60 : 798,181.80 = 321,279.60 : x
  2. Step 2: Convert to fraction form
    532,095.60/798,181.80 = 321,279.60/x
  3. Step 3: Cross multiply
    532,095.60x = 798,181.80 × 321,279.60
  4. Step 4: Simplify right side
    532,095.60x = 256,439,529,431.28
  5. Step 5: Solve for x
    x = 256,439,529,431.28/532,095.60
  6. Step 6: Final answer
    x = 481,942.59

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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.