Home / 386,568.38-579,935.85-116,673.92

Finding the Fourth Proportional to 386,568.38, 579,935.85 and 116,673.92

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Solution

The fourth proportional to 386,568.38, 579,935.85 and 116,673.92 is: 175,036.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,568.38 : 579,935.85 = 116,673.92 : x
  2. Step 2: Convert to fraction form
    386,568.38/579,935.85 = 116,673.92/x
  3. Step 3: Cross multiply
    386,568.38x = 579,935.85 × 116,673.92
  4. Step 4: Simplify right side
    386,568.38x = 67,663,390,417.87
  5. Step 5: Solve for x
    x = 67,663,390,417.87/386,568.38
  6. Step 6: Final answer
    x = 175,036.02

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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.