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Finding the Fourth Proportional to 335,930.80, 470,925.20 and 335,930.80

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Solution

The fourth proportional to 335,930.80, 470,925.20 and 335,930.80 is: 470,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,930.80 : 470,925.20 = 335,930.80 : x
  2. Step 2: Convert to fraction form
    335,930.80/470,925.20 = 335,930.80/x
  3. Step 3: Cross multiply
    335,930.80x = 470,925.20 × 335,930.80
  4. Step 4: Simplify right side
    335,930.80x = 158,198,279,176.16
  5. Step 5: Solve for x
    x = 158,198,279,176.16/335,930.80
  6. Step 6: Final answer
    x = 470,925.20

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.