Home / 533,142.02-799,024.13-398,969.58

Finding the Fourth Proportional to 533,142.02, 799,024.13 and 398,969.58

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Solution

The fourth proportional to 533,142.02, 799,024.13 and 398,969.58 is: 597,938.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,142.02 : 799,024.13 = 398,969.58 : x
  2. Step 2: Convert to fraction form
    533,142.02/799,024.13 = 398,969.58/x
  3. Step 3: Cross multiply
    533,142.02x = 799,024.13 × 398,969.58
  4. Step 4: Simplify right side
    533,142.02x = 318,786,321,555.97
  5. Step 5: Solve for x
    x = 318,786,321,555.97/533,142.02
  6. Step 6: Final answer
    x = 597,938.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.