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Finding the Fourth Proportional to 297,790.53, 410,985.87 and 176,932.80

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Solution

The fourth proportional to 297,790.53, 410,985.87 and 176,932.80 is: 244,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,790.53 : 410,985.87 = 176,932.80 : x
  2. Step 2: Convert to fraction form
    297,790.53/410,985.87 = 176,932.80/x
  3. Step 3: Cross multiply
    297,790.53x = 410,985.87 × 176,932.80
  4. Step 4: Simplify right side
    297,790.53x = 72,716,880,739.54
  5. Step 5: Solve for x
    x = 72,716,880,739.54/297,790.53
  6. Step 6: Final answer
    x = 244,188.02

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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.