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Finding the Fourth Proportional to 245,110.35, 367,665.53 and 205,744.35

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Solution

The fourth proportional to 245,110.35, 367,665.53 and 205,744.35 is: 308,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,110.35 : 367,665.53 = 205,744.35 : x
  2. Step 2: Convert to fraction form
    245,110.35/367,665.53 = 205,744.35/x
  3. Step 3: Cross multiply
    245,110.35x = 367,665.53 × 205,744.35
  4. Step 4: Simplify right side
    245,110.35x = 75,645,104,458.53
  5. Step 5: Solve for x
    x = 75,645,104,458.53/245,110.35
  6. Step 6: Final answer
    x = 308,616.53

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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.