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Finding the Fourth Proportional to 442,914.75, 611,222.36 and 241,710.75

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Solution

The fourth proportional to 442,914.75, 611,222.36 and 241,710.75 is: 333,560.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,914.75 : 611,222.36 = 241,710.75 : x
  2. Step 2: Convert to fraction form
    442,914.75/611,222.36 = 241,710.75/x
  3. Step 3: Cross multiply
    442,914.75x = 611,222.36 × 241,710.75
  4. Step 4: Simplify right side
    442,914.75x = 147,739,013,843.82
  5. Step 5: Solve for x
    x = 147,739,013,843.82/442,914.75
  6. Step 6: Final answer
    x = 333,560.84

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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.