Home / 353,180.04-487,378.11-200,232.33

Finding the Fourth Proportional to 353,180.04, 487,378.11 and 200,232.33

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Solution

The fourth proportional to 353,180.04, 487,378.11 and 200,232.33 is: 276,314.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,180.04 : 487,378.11 = 200,232.33 : x
  2. Step 2: Convert to fraction form
    353,180.04/487,378.11 = 200,232.33/x
  3. Step 3: Cross multiply
    353,180.04x = 487,378.11 × 200,232.33
  4. Step 4: Simplify right side
    353,180.04x = 97,588,854,556.30
  5. Step 5: Solve for x
    x = 97,588,854,556.30/353,180.04
  6. Step 6: Final answer
    x = 276,314.75

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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.