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Finding the Fourth Proportional to 334,245.92, 461,279.76 and 220,871.84

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Solution

The fourth proportional to 334,245.92, 461,279.76 and 220,871.84 is: 304,816.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,245.92 : 461,279.76 = 220,871.84 : x
  2. Step 2: Convert to fraction form
    334,245.92/461,279.76 = 220,871.84/x
  3. Step 3: Cross multiply
    334,245.92x = 461,279.76 × 220,871.84
  4. Step 4: Simplify right side
    334,245.92x = 101,883,709,345.96
  5. Step 5: Solve for x
    x = 101,883,709,345.96/334,245.92
  6. Step 6: Final answer
    x = 304,816.61

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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.