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Finding the Fourth Proportional to 2,967,788.80, 4,451,812.80 and 973,244.80

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Solution

The fourth proportional to 2,967,788.80, 4,451,812.80 and 973,244.80 is: 1,459,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,788.80 : 4,451,812.80 = 973,244.80 : x
  2. Step 2: Convert to fraction form
    2,967,788.80/4,451,812.80 = 973,244.80/x
  3. Step 3: Cross multiply
    2,967,788.80x = 4,451,812.80 × 973,244.80
  4. Step 4: Simplify right side
    2,967,788.80x = 4,332,703,658,173.44
  5. Step 5: Solve for x
    x = 4,332,703,658,173.44/2,967,788.80
  6. Step 6: Final answer
    x = 1,459,909.70

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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.