Home / 579,805.28-800,166.16-325,171.04

Finding the Fourth Proportional to 579,805.28, 800,166.16 and 325,171.04

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Solution

The fourth proportional to 579,805.28, 800,166.16 and 325,171.04 is: 448,755.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,805.28 : 800,166.16 = 325,171.04 : x
  2. Step 2: Convert to fraction form
    579,805.28/800,166.16 = 325,171.04/x
  3. Step 3: Cross multiply
    579,805.28x = 800,166.16 × 325,171.04
  4. Step 4: Simplify right side
    579,805.28x = 260,190,862,420.01
  5. Step 5: Solve for x
    x = 260,190,862,420.01/579,805.28
  6. Step 6: Final answer
    x = 448,755.59

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1.5x scale

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.