Home / 523,829.30-784,577.55-453,845.30

Finding the Fourth Proportional to 523,829.30, 784,577.55 and 453,845.30

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Solution

The fourth proportional to 523,829.30, 784,577.55 and 453,845.30 is: 679,757.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,829.30 : 784,577.55 = 453,845.30 : x
  2. Step 2: Convert to fraction form
    523,829.30/784,577.55 = 453,845.30/x
  3. Step 3: Cross multiply
    523,829.30x = 784,577.55 × 453,845.30
  4. Step 4: Simplify right side
    523,829.30x = 356,076,833,553.02
  5. Step 5: Solve for x
    x = 356,076,833,553.02/523,829.30
  6. Step 6: Final answer
    x = 679,757.38

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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.