Home / 320,027.28-441,663.48-176,799.84

Finding the Fourth Proportional to 320,027.28, 441,663.48 and 176,799.84

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Solution

The fourth proportional to 320,027.28, 441,663.48 and 176,799.84 is: 243,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,027.28 : 441,663.48 = 176,799.84 : x
  2. Step 2: Convert to fraction form
    320,027.28/441,663.48 = 176,799.84/x
  3. Step 3: Cross multiply
    320,027.28x = 441,663.48 × 176,799.84
  4. Step 4: Simplify right side
    320,027.28x = 78,086,032,597.84
  5. Step 5: Solve for x
    x = 78,086,032,597.84/320,027.28
  6. Step 6: Final answer
    x = 243,998.05

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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.