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Finding the Fourth Proportional to 447,895.62, 618,095.91 and 246,691.62

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Solution

The fourth proportional to 447,895.62, 618,095.91 and 246,691.62 is: 340,434.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,895.62 : 618,095.91 = 246,691.62 : x
  2. Step 2: Convert to fraction form
    447,895.62/618,095.91 = 246,691.62/x
  3. Step 3: Cross multiply
    447,895.62x = 618,095.91 × 246,691.62
  4. Step 4: Simplify right side
    447,895.62x = 152,479,081,353.27
  5. Step 5: Solve for x
    x = 152,479,081,353.27/447,895.62
  6. Step 6: Final answer
    x = 340,434.41

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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.