Home / 423,382.08-584,267.82-229,789.78

Finding the Fourth Proportional to 423,382.08, 584,267.82 and 229,789.78

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Solution

The fourth proportional to 423,382.08, 584,267.82 and 229,789.78 is: 317,110.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,382.08 : 584,267.82 = 229,789.78 : x
  2. Step 2: Convert to fraction form
    423,382.08/584,267.82 = 229,789.78/x
  3. Step 3: Cross multiply
    423,382.08x = 584,267.82 × 229,789.78
  4. Step 4: Simplify right side
    423,382.08x = 134,258,769,748.59
  5. Step 5: Solve for x
    x = 134,258,769,748.59/423,382.08
  6. Step 6: Final answer
    x = 317,110.19

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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.