Home / 373,322.19-515,185.14-203,556.32

Finding the Fourth Proportional to 373,322.19, 515,185.14 and 203,556.32

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Solution

The fourth proportional to 373,322.19, 515,185.14 and 203,556.32 is: 280,908.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,322.19 : 515,185.14 = 203,556.32 : x
  2. Step 2: Convert to fraction form
    373,322.19/515,185.14 = 203,556.32/x
  3. Step 3: Cross multiply
    373,322.19x = 515,185.14 × 203,556.32
  4. Step 4: Simplify right side
    373,322.19x = 104,869,191,217.09
  5. Step 5: Solve for x
    x = 104,869,191,217.09/373,322.19
  6. Step 6: Final answer
    x = 280,908.00

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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.