Home / 599,127.50-899,137.60-439,615.62

Finding the Fourth Proportional to 599,127.50, 899,137.60 and 439,615.62

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Solution

The fourth proportional to 599,127.50, 899,137.60 and 439,615.62 is: 659,750.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,127.50 : 899,137.60 = 439,615.62 : x
  2. Step 2: Convert to fraction form
    599,127.50/899,137.60 = 439,615.62/x
  3. Step 3: Cross multiply
    599,127.50x = 899,137.60 × 439,615.62
  4. Step 4: Simplify right side
    599,127.50x = 395,274,932,390.27
  5. Step 5: Solve for x
    x = 395,274,932,390.27/599,127.50
  6. Step 6: Final answer
    x = 659,750.94

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1.5x scale

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.