Home / 403,604.04-556,977.42-222,316.77

Finding the Fourth Proportional to 403,604.04, 556,977.42 and 222,316.77

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Solution

The fourth proportional to 403,604.04, 556,977.42 and 222,316.77 is: 306,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,604.04 : 556,977.42 = 222,316.77 : x
  2. Step 2: Convert to fraction form
    403,604.04/556,977.42 = 222,316.77/x
  3. Step 3: Cross multiply
    403,604.04x = 556,977.42 × 222,316.77
  4. Step 4: Simplify right side
    403,604.04x = 123,825,420,977.33
  5. Step 5: Solve for x
    x = 123,825,420,977.33/403,604.04
  6. Step 6: Final answer
    x = 306,799.26

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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.