Home / 320,301.63-441,997.29-177,053.13

Finding the Fourth Proportional to 320,301.63, 441,997.29 and 177,053.13

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Solution

The fourth proportional to 320,301.63, 441,997.29 and 177,053.13 is: 244,322.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,301.63 : 441,997.29 = 177,053.13 : x
  2. Step 2: Convert to fraction form
    320,301.63/441,997.29 = 177,053.13/x
  3. Step 3: Cross multiply
    320,301.63x = 441,997.29 × 177,053.13
  4. Step 4: Simplify right side
    320,301.63x = 78,257,003,646.02
  5. Step 5: Solve for x
    x = 78,257,003,646.02/320,301.63
  6. Step 6: Final answer
    x = 244,322.84

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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.