Home / 447,090.28-616,996.26-245,891.56

Finding the Fourth Proportional to 447,090.28, 616,996.26 and 245,891.56

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Solution

The fourth proportional to 447,090.28, 616,996.26 and 245,891.56 is: 339,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,090.28 : 616,996.26 = 245,891.56 : x
  2. Step 2: Convert to fraction form
    447,090.28/616,996.26 = 245,891.56/x
  3. Step 3: Cross multiply
    447,090.28x = 616,996.26 × 245,891.56
  4. Step 4: Simplify right side
    447,090.28x = 151,714,172,885.57
  5. Step 5: Solve for x
    x = 151,714,172,885.57/447,090.28
  6. Step 6: Final answer
    x = 339,336.77

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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.