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Finding the Fourth Proportional to 562,485.28, 844,311.12 and 376,794.40

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Solution

The fourth proportional to 562,485.28, 844,311.12 and 376,794.40 is: 565,582.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,485.28 : 844,311.12 = 376,794.40 : x
  2. Step 2: Convert to fraction form
    562,485.28/844,311.12 = 376,794.40/x
  3. Step 3: Cross multiply
    562,485.28x = 844,311.12 × 376,794.40
  4. Step 4: Simplify right side
    562,485.28x = 318,131,701,873.73
  5. Step 5: Solve for x
    x = 318,131,701,873.73/562,485.28
  6. Step 6: Final answer
    x = 565,582.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.