Home / 403,549.68-556,923.83-222,261.57

Finding the Fourth Proportional to 403,549.68, 556,923.83 and 222,261.57

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Solution

The fourth proportional to 403,549.68, 556,923.83 and 222,261.57 is: 306,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,549.68 : 556,923.83 = 222,261.57 : x
  2. Step 2: Convert to fraction form
    403,549.68/556,923.83 = 222,261.57/x
  3. Step 3: Cross multiply
    403,549.68x = 556,923.83 × 222,261.57
  4. Step 4: Simplify right side
    403,549.68x = 123,782,760,930.29
  5. Step 5: Solve for x
    x = 123,782,760,930.29/403,549.68
  6. Step 6: Final answer
    x = 306,734.88

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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.