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Finding the Fourth Proportional to 297,305.46, 410,254.05 and 176,425.86

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Solution

The fourth proportional to 297,305.46, 410,254.05 and 176,425.86 is: 243,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,305.46 : 410,254.05 = 176,425.86 : x
  2. Step 2: Convert to fraction form
    297,305.46/410,254.05 = 176,425.86/x
  3. Step 3: Cross multiply
    297,305.46x = 410,254.05 × 176,425.86
  4. Step 4: Simplify right side
    297,305.46x = 72,379,423,589.73
  5. Step 5: Solve for x
    x = 72,379,423,589.73/297,305.46
  6. Step 6: Final answer
    x = 243,451.38

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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.