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Finding the Fourth Proportional to 637,753.85, 880,100.17 and 351,273.94

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Solution

The fourth proportional to 637,753.85, 880,100.17 and 351,273.94 is: 484,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,753.85 : 880,100.17 = 351,273.94 : x
  2. Step 2: Convert to fraction form
    637,753.85/880,100.17 = 351,273.94/x
  3. Step 3: Cross multiply
    637,753.85x = 880,100.17 × 351,273.94
  4. Step 4: Simplify right side
    637,753.85x = 309,156,254,310.57
  5. Step 5: Solve for x
    x = 309,156,254,310.57/637,753.85
  6. Step 6: Final answer
    x = 484,757.96

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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.