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Finding the Fourth Proportional to 353,483.76, 531,111.38 and 332,226.12

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Solution

The fourth proportional to 353,483.76, 531,111.38 and 332,226.12 is: 499,171.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,483.76 : 531,111.38 = 332,226.12 : x
  2. Step 2: Convert to fraction form
    353,483.76/531,111.38 = 332,226.12/x
  3. Step 3: Cross multiply
    353,483.76x = 531,111.38 × 332,226.12
  4. Step 4: Simplify right side
    353,483.76x = 176,449,073,065.25
  5. Step 5: Solve for x
    x = 176,449,073,065.25/353,483.76
  6. Step 6: Final answer
    x = 499,171.65

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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.