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Finding the Fourth Proportional to 595,426.40, 894,911.18 and 280,104.74

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Solution

The fourth proportional to 595,426.40, 894,911.18 and 280,104.74 is: 420,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,426.40 : 894,911.18 = 280,104.74 : x
  2. Step 2: Convert to fraction form
    595,426.40/894,911.18 = 280,104.74/x
  3. Step 3: Cross multiply
    595,426.40x = 894,911.18 × 280,104.74
  4. Step 4: Simplify right side
    595,426.40x = 250,668,863,396.99
  5. Step 5: Solve for x
    x = 250,668,863,396.99/595,426.40
  6. Step 6: Final answer
    x = 420,990.51

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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.