Home / 320,218.16-441,918.15-184,272.80

Finding the Fourth Proportional to 320,218.16, 441,918.15 and 184,272.80

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Solution

The fourth proportional to 320,218.16, 441,918.15 and 184,272.80 is: 254,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,218.16 : 441,918.15 = 184,272.80 : x
  2. Step 2: Convert to fraction form
    320,218.16/441,918.15 = 184,272.80/x
  3. Step 3: Cross multiply
    320,218.16x = 441,918.15 × 184,272.80
  4. Step 4: Simplify right side
    320,218.16x = 81,433,494,871.32
  5. Step 5: Solve for x
    x = 81,433,494,871.32/320,218.16
  6. Step 6: Final answer
    x = 254,306.30

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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.