Home / 490,723.52-677,194.63-272,934.18

Finding the Fourth Proportional to 490,723.52, 677,194.63 and 272,934.18

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Solution

The fourth proportional to 490,723.52, 677,194.63 and 272,934.18 is: 376,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,723.52 : 677,194.63 = 272,934.18 : x
  2. Step 2: Convert to fraction form
    490,723.52/677,194.63 = 272,934.18/x
  3. Step 3: Cross multiply
    490,723.52x = 677,194.63 × 272,934.18
  4. Step 4: Simplify right side
    490,723.52x = 184,829,560,357.12
  5. Step 5: Solve for x
    x = 184,829,560,357.12/490,723.52
  6. Step 6: Final answer
    x = 376,647.04

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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.