Home / 579,016.26-868,482.68-179,646.75

Finding the Fourth Proportional to 579,016.26, 868,482.68 and 179,646.75

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Solution

The fourth proportional to 579,016.26, 868,482.68 and 179,646.75 is: 269,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,016.26 : 868,482.68 = 179,646.75 : x
  2. Step 2: Convert to fraction form
    579,016.26/868,482.68 = 179,646.75/x
  3. Step 3: Cross multiply
    579,016.26x = 868,482.68 × 179,646.75
  4. Step 4: Simplify right side
    579,016.26x = 156,020,089,995.06
  5. Step 5: Solve for x
    x = 156,020,089,995.06/579,016.26
  6. Step 6: Final answer
    x = 269,457.18

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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.