Home / 787,532.52-1,181,414.70-254,876.52

Finding the Fourth Proportional to 787,532.52, 1,181,414.70 and 254,876.52

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Solution

The fourth proportional to 787,532.52, 1,181,414.70 and 254,876.52 is: 382,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,532.52 : 1,181,414.70 = 254,876.52 : x
  2. Step 2: Convert to fraction form
    787,532.52/1,181,414.70 = 254,876.52/x
  3. Step 3: Cross multiply
    787,532.52x = 1,181,414.70 × 254,876.52
  4. Step 4: Simplify right side
    787,532.52x = 301,114,867,412.84
  5. Step 5: Solve for x
    x = 301,114,867,412.84/787,532.52
  6. Step 6: Final answer
    x = 382,352.30

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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.