Home / 254,298.96-350,132.40-215,976.24

Finding the Fourth Proportional to 254,298.96, 350,132.40 and 215,976.24

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Solution

The fourth proportional to 254,298.96, 350,132.40 and 215,976.24 is: 297,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,298.96 : 350,132.40 = 215,976.24 : x
  2. Step 2: Convert to fraction form
    254,298.96/350,132.40 = 215,976.24/x
  3. Step 3: Cross multiply
    254,298.96x = 350,132.40 × 215,976.24
  4. Step 4: Simplify right side
    254,298.96x = 75,620,279,254.18
  5. Step 5: Solve for x
    x = 75,620,279,254.18/254,298.96
  6. Step 6: Final answer
    x = 297,367.63

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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.