Home / 434,418.20-651,627.30-404,893.70

Finding the Fourth Proportional to 434,418.20, 651,627.30 and 404,893.70

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Solution

The fourth proportional to 434,418.20, 651,627.30 and 404,893.70 is: 607,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,418.20 : 651,627.30 = 404,893.70 : x
  2. Step 2: Convert to fraction form
    434,418.20/651,627.30 = 404,893.70/x
  3. Step 3: Cross multiply
    434,418.20x = 651,627.30 × 404,893.70
  4. Step 4: Simplify right side
    434,418.20x = 263,839,788,518.01
  5. Step 5: Solve for x
    x = 263,839,788,518.01/434,418.20
  6. Step 6: Final answer
    x = 607,340.55

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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.