Home / 358,304.45-494,476.39-222,382.17

Finding the Fourth Proportional to 358,304.45, 494,476.39 and 222,382.17

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Solution

The fourth proportional to 358,304.45, 494,476.39 and 222,382.17 is: 306,897.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,304.45 : 494,476.39 = 222,382.17 : x
  2. Step 2: Convert to fraction form
    358,304.45/494,476.39 = 222,382.17/x
  3. Step 3: Cross multiply
    358,304.45x = 494,476.39 × 222,382.17
  4. Step 4: Simplify right side
    358,304.45x = 109,962,732,899.94
  5. Step 5: Solve for x
    x = 109,962,732,899.94/358,304.45
  6. Step 6: Final answer
    x = 306,897.48

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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.