Home / 529,424.10-794,136.15-305,475.30

Finding the Fourth Proportional to 529,424.10, 794,136.15 and 305,475.30

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Solution

The fourth proportional to 529,424.10, 794,136.15 and 305,475.30 is: 458,212.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,424.10 : 794,136.15 = 305,475.30 : x
  2. Step 2: Convert to fraction form
    529,424.10/794,136.15 = 305,475.30/x
  3. Step 3: Cross multiply
    529,424.10x = 794,136.15 × 305,475.30
  4. Step 4: Simplify right side
    529,424.10x = 242,588,978,662.10
  5. Step 5: Solve for x
    x = 242,588,978,662.10/529,424.10
  6. Step 6: Final answer
    x = 458,212.95

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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.