Home / 403,332.41-556,589.98-222,037.40

Finding the Fourth Proportional to 403,332.41, 556,589.98 and 222,037.40

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Solution

The fourth proportional to 403,332.41, 556,589.98 and 222,037.40 is: 306,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,332.41 : 556,589.98 = 222,037.40 : x
  2. Step 2: Convert to fraction form
    403,332.41/556,589.98 = 222,037.40/x
  3. Step 3: Cross multiply
    403,332.41x = 556,589.98 × 222,037.40
  4. Step 4: Simplify right side
    403,332.41x = 123,583,793,694.27
  5. Step 5: Solve for x
    x = 123,583,793,694.27/403,332.41
  6. Step 6: Final answer
    x = 306,406.80

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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.