Home / 385,626.06-532,169.55-222,192.36

Finding the Fourth Proportional to 385,626.06, 532,169.55 and 222,192.36

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Solution

The fourth proportional to 385,626.06, 532,169.55 and 222,192.36 is: 306,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,626.06 : 532,169.55 = 222,192.36 : x
  2. Step 2: Convert to fraction form
    385,626.06/532,169.55 = 222,192.36/x
  3. Step 3: Cross multiply
    385,626.06x = 532,169.55 × 222,192.36
  4. Step 4: Simplify right side
    385,626.06x = 118,244,008,234.64
  5. Step 5: Solve for x
    x = 118,244,008,234.64/385,626.06
  6. Step 6: Final answer
    x = 306,628.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.