Home / 333,579.09-500,399.39-108,940.70

Finding the Fourth Proportional to 333,579.09, 500,399.39 and 108,940.70

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Solution

The fourth proportional to 333,579.09, 500,399.39 and 108,940.70 is: 163,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,579.09 : 500,399.39 = 108,940.70 : x
  2. Step 2: Convert to fraction form
    333,579.09/500,399.39 = 108,940.70/x
  3. Step 3: Cross multiply
    333,579.09x = 500,399.39 × 108,940.70
  4. Step 4: Simplify right side
    333,579.09x = 54,513,856,779.47
  5. Step 5: Solve for x
    x = 54,513,856,779.47/333,579.09
  6. Step 6: Final answer
    x = 163,421.08

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1.5x scale

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.