Home / 332,121.76-458,338.12-188,902.40

Finding the Fourth Proportional to 332,121.76, 458,338.12 and 188,902.40

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Solution

The fourth proportional to 332,121.76, 458,338.12 and 188,902.40 is: 260,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,121.76 : 458,338.12 = 188,902.40 : x
  2. Step 2: Convert to fraction form
    332,121.76/458,338.12 = 188,902.40/x
  3. Step 3: Cross multiply
    332,121.76x = 458,338.12 × 188,902.40
  4. Step 4: Simplify right side
    332,121.76x = 86,581,170,879.49
  5. Step 5: Solve for x
    x = 86,581,170,879.49/332,121.76
  6. Step 6: Final answer
    x = 260,691.05

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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.