Home / 320,009.40-441,625.74-184,043.25

Finding the Fourth Proportional to 320,009.40, 441,625.74 and 184,043.25

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Solution

The fourth proportional to 320,009.40, 441,625.74 and 184,043.25 is: 253,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,009.40 : 441,625.74 = 184,043.25 : x
  2. Step 2: Convert to fraction form
    320,009.40/441,625.74 = 184,043.25/x
  3. Step 3: Cross multiply
    320,009.40x = 441,625.74 × 184,043.25
  4. Step 4: Simplify right side
    320,009.40x = 81,278,236,473.26
  5. Step 5: Solve for x
    x = 81,278,236,473.26/320,009.40
  6. Step 6: Final answer
    x = 253,987.03

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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.