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Finding the Fourth Proportional to 262,861.04, 362,747.86 and 149,683.78

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Solution

The fourth proportional to 262,861.04, 362,747.86 and 149,683.78 is: 206,563.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,861.04 : 362,747.86 = 149,683.78 : x
  2. Step 2: Convert to fraction form
    262,861.04/362,747.86 = 149,683.78/x
  3. Step 3: Cross multiply
    262,861.04x = 362,747.86 × 149,683.78
  4. Step 4: Simplify right side
    262,861.04x = 54,297,470,871.71
  5. Step 5: Solve for x
    x = 54,297,470,871.71/262,861.04
  6. Step 6: Final answer
    x = 206,563.40

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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.