Home / 483,096.02-721,390.89-394,525.22

Finding the Fourth Proportional to 483,096.02, 721,390.89 and 394,525.22

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Solution

The fourth proportional to 483,096.02, 721,390.89 and 394,525.22 is: 589,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,096.02 : 721,390.89 = 394,525.22 : x
  2. Step 2: Convert to fraction form
    483,096.02/721,390.89 = 394,525.22/x
  3. Step 3: Cross multiply
    483,096.02x = 721,390.89 × 394,525.22
  4. Step 4: Simplify right side
    483,096.02x = 284,606,897,610.62
  5. Step 5: Solve for x
    x = 284,606,897,610.62/483,096.02
  6. Step 6: Final answer
    x = 589,131.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.