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Finding the Fourth Proportional to 424,193.10, 636,256.58 and 246,586.83

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Solution

The fourth proportional to 424,193.10, 636,256.58 and 246,586.83 is: 369,861.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,193.10 : 636,256.58 = 246,586.83 : x
  2. Step 2: Convert to fraction form
    424,193.10/636,256.58 = 246,586.83/x
  3. Step 3: Cross multiply
    424,193.10x = 636,256.58 × 246,586.83
  4. Step 4: Simplify right side
    424,193.10x = 156,892,491,895.91
  5. Step 5: Solve for x
    x = 156,892,491,895.91/424,193.10
  6. Step 6: Final answer
    x = 369,861.02

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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.