Home / 434,485.09-599,556.36-243,461.57

Finding the Fourth Proportional to 434,485.09, 599,556.36 and 243,461.57

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Solution

The fourth proportional to 434,485.09, 599,556.36 and 243,461.57 is: 335,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,485.09 : 599,556.36 = 243,461.57 : x
  2. Step 2: Convert to fraction form
    434,485.09/599,556.36 = 243,461.57/x
  3. Step 3: Cross multiply
    434,485.09x = 599,556.36 × 243,461.57
  4. Step 4: Simplify right side
    434,485.09x = 145,968,932,709.09
  5. Step 5: Solve for x
    x = 145,968,932,709.09/434,485.09
  6. Step 6: Final answer
    x = 335,958.44

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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.