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Finding the Fourth Proportional to 266,846.08, 400,269.08 and 126,528.16

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Solution

The fourth proportional to 266,846.08, 400,269.08 and 126,528.16 is: 189,792.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,846.08 : 400,269.08 = 126,528.16 : x
  2. Step 2: Convert to fraction form
    266,846.08/400,269.08 = 126,528.16/x
  3. Step 3: Cross multiply
    266,846.08x = 400,269.08 × 126,528.16
  4. Step 4: Simplify right side
    266,846.08x = 50,645,310,197.29
  5. Step 5: Solve for x
    x = 50,645,310,197.29/266,846.08
  6. Step 6: Final answer
    x = 189,792.22

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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.