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Finding the Fourth Proportional to 297,701.80, 446,034.30 and 256,229.80

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Solution

The fourth proportional to 297,701.80, 446,034.30 and 256,229.80 is: 383,898.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,701.80 : 446,034.30 = 256,229.80 : x
  2. Step 2: Convert to fraction form
    297,701.80/446,034.30 = 256,229.80/x
  3. Step 3: Cross multiply
    297,701.80x = 446,034.30 × 256,229.80
  4. Step 4: Simplify right side
    297,701.80x = 114,287,279,482.14
  5. Step 5: Solve for x
    x = 114,287,279,482.14/297,701.80
  6. Step 6: Final answer
    x = 383,898.52

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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.