Home / 331,320.51-457,212.15-184,144.86

Finding the Fourth Proportional to 331,320.51, 457,212.15 and 184,144.86

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Solution

The fourth proportional to 331,320.51, 457,212.15 and 184,144.86 is: 254,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,320.51 : 457,212.15 = 184,144.86 : x
  2. Step 2: Convert to fraction form
    331,320.51/457,212.15 = 184,144.86/x
  3. Step 3: Cross multiply
    331,320.51x = 457,212.15 × 184,144.86
  4. Step 4: Simplify right side
    331,320.51x = 84,193,267,352.05
  5. Step 5: Solve for x
    x = 84,193,267,352.05/331,320.51
  6. Step 6: Final answer
    x = 254,114.26

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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.