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Finding the Fourth Proportional to 447,894.69, 618,094.68 and 246,690.69

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Solution

The fourth proportional to 447,894.69, 618,094.68 and 246,690.69 is: 340,433.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,894.69 : 618,094.68 = 246,690.69 : x
  2. Step 2: Convert to fraction form
    447,894.69/618,094.68 = 246,690.69/x
  3. Step 3: Cross multiply
    447,894.69x = 618,094.68 × 246,690.69
  4. Step 4: Simplify right side
    447,894.69x = 152,478,203,094.53
  5. Step 5: Solve for x
    x = 152,478,203,094.53/447,894.69
  6. Step 6: Final answer
    x = 340,433.16

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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.