Home / 617,150.37-851,295.11-407,599.55

Finding the Fourth Proportional to 617,150.37, 851,295.11 and 407,599.55

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Solution

The fourth proportional to 617,150.37, 851,295.11 and 407,599.55 is: 562,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,150.37 : 851,295.11 = 407,599.55 : x
  2. Step 2: Convert to fraction form
    617,150.37/851,295.11 = 407,599.55/x
  3. Step 3: Cross multiply
    617,150.37x = 851,295.11 × 407,599.55
  4. Step 4: Simplify right side
    617,150.37x = 346,987,503,753.20
  5. Step 5: Solve for x
    x = 346,987,503,753.20/617,150.37
  6. Step 6: Final answer
    x = 562,241.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.