Home / 693,597.51-1,040,986.77-273,168.63

Finding the Fourth Proportional to 693,597.51, 1,040,986.77 and 273,168.63

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Solution

The fourth proportional to 693,597.51, 1,040,986.77 and 273,168.63 is: 409,985.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,597.51 : 1,040,986.77 = 273,168.63 : x
  2. Step 2: Convert to fraction form
    693,597.51/1,040,986.77 = 273,168.63/x
  3. Step 3: Cross multiply
    693,597.51x = 1,040,986.77 × 273,168.63
  4. Step 4: Simplify right side
    693,597.51x = 284,364,929,809.03
  5. Step 5: Solve for x
    x = 284,364,929,809.03/693,597.51
  6. Step 6: Final answer
    x = 409,985.51

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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.