Home / 386,568.63-579,936.23-116,674.17

Finding the Fourth Proportional to 386,568.63, 579,936.23 and 116,674.17

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Solution

The fourth proportional to 386,568.63, 579,936.23 and 116,674.17 is: 175,036.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,568.63 : 579,936.23 = 116,674.17 : x
  2. Step 2: Convert to fraction form
    386,568.63/579,936.23 = 116,674.17/x
  3. Step 3: Cross multiply
    386,568.63x = 579,936.23 × 116,674.17
  4. Step 4: Simplify right side
    386,568.63x = 67,663,578,288.18
  5. Step 5: Solve for x
    x = 67,663,578,288.18/386,568.63
  6. Step 6: Final answer
    x = 175,036.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.