Home / 353,182.04-487,380.87-200,234.33

Finding the Fourth Proportional to 353,182.04, 487,380.87 and 200,234.33

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Solution

The fourth proportional to 353,182.04, 487,380.87 and 200,234.33 is: 276,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,182.04 : 487,380.87 = 200,234.33 : x
  2. Step 2: Convert to fraction form
    353,182.04/487,380.87 = 200,234.33/x
  3. Step 3: Cross multiply
    353,182.04x = 487,380.87 × 200,234.33
  4. Step 4: Simplify right side
    353,182.04x = 97,590,381,959.27
  5. Step 5: Solve for x
    x = 97,590,381,959.27/353,182.04
  6. Step 6: Final answer
    x = 276,317.51

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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.