Home / 443,460.42-611,974.96-239,511.33

Finding the Fourth Proportional to 443,460.42, 611,974.96 and 239,511.33

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Solution

The fourth proportional to 443,460.42, 611,974.96 and 239,511.33 is: 330,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,460.42 : 611,974.96 = 239,511.33 : x
  2. Step 2: Convert to fraction form
    443,460.42/611,974.96 = 239,511.33/x
  3. Step 3: Cross multiply
    443,460.42x = 611,974.96 × 239,511.33
  4. Step 4: Simplify right side
    443,460.42x = 146,574,936,596.30
  5. Step 5: Solve for x
    x = 146,574,936,596.30/443,460.42
  6. Step 6: Final answer
    x = 330,525.41

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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.