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Finding the Fourth Proportional to 266,993.64, 400,550.43 and 89,496.10

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Solution

The fourth proportional to 266,993.64, 400,550.43 and 89,496.10 is: 134,264.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,993.64 : 400,550.43 = 89,496.10 : x
  2. Step 2: Convert to fraction form
    266,993.64/400,550.43 = 89,496.10/x
  3. Step 3: Cross multiply
    266,993.64x = 400,550.43 × 89,496.10
  4. Step 4: Simplify right side
    266,993.64x = 35,847,701,338.32
  5. Step 5: Solve for x
    x = 35,847,701,338.32/266,993.64
  6. Step 6: Final answer
    x = 134,264.25

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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.