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Finding the Fourth Proportional to 447,842.92, 618,000.42 and 246,600.04

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Solution

The fourth proportional to 447,842.92, 618,000.42 and 246,600.04 is: 340,295.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,842.92 : 618,000.42 = 246,600.04 : x
  2. Step 2: Convert to fraction form
    447,842.92/618,000.42 = 246,600.04/x
  3. Step 3: Cross multiply
    447,842.92x = 618,000.42 × 246,600.04
  4. Step 4: Simplify right side
    447,842.92x = 152,398,928,292.02
  5. Step 5: Solve for x
    x = 152,398,928,292.02/447,842.92
  6. Step 6: Final answer
    x = 340,295.50

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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.