Home / 328,645.06-453,530.19-177,742.06

Finding the Fourth Proportional to 328,645.06, 453,530.19 and 177,742.06

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Solution

The fourth proportional to 328,645.06, 453,530.19 and 177,742.06 is: 245,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,645.06 : 453,530.19 = 177,742.06 : x
  2. Step 2: Convert to fraction form
    328,645.06/453,530.19 = 177,742.06/x
  3. Step 3: Cross multiply
    328,645.06x = 453,530.19 × 177,742.06
  4. Step 4: Simplify right side
    328,645.06x = 80,611,390,932.26
  5. Step 5: Solve for x
    x = 80,611,390,932.26/328,645.06
  6. Step 6: Final answer
    x = 245,284.05

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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.