Home / 328,844.72-453,805.80-177,941.36

Finding the Fourth Proportional to 328,844.72, 453,805.80 and 177,941.36

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Solution

The fourth proportional to 328,844.72, 453,805.80 and 177,941.36 is: 245,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,844.72 : 453,805.80 = 177,941.36 : x
  2. Step 2: Convert to fraction form
    328,844.72/453,805.80 = 177,941.36/x
  3. Step 3: Cross multiply
    328,844.72x = 453,805.80 × 177,941.36
  4. Step 4: Simplify right side
    328,844.72x = 80,750,821,227.89
  5. Step 5: Solve for x
    x = 80,750,821,227.89/328,844.72
  6. Step 6: Final answer
    x = 245,559.12

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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.