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Finding the Fourth Proportional to 313,594.98, 470,244.33 and 121,559.37

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Solution

The fourth proportional to 313,594.98, 470,244.33 and 121,559.37 is: 182,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,594.98 : 470,244.33 = 121,559.37 : x
  2. Step 2: Convert to fraction form
    313,594.98/470,244.33 = 121,559.37/x
  3. Step 3: Cross multiply
    313,594.98x = 470,244.33 × 121,559.37
  4. Step 4: Simplify right side
    313,594.98x = 57,162,604,500.87
  5. Step 5: Solve for x
    x = 57,162,604,500.87/313,594.98
  6. Step 6: Final answer
    x = 182,281.63

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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.