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Finding the Fourth Proportional to 250,496.56, 375,651.36 and 100,686.16

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Solution

The fourth proportional to 250,496.56, 375,651.36 and 100,686.16 is: 150,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,496.56 : 375,651.36 = 100,686.16 : x
  2. Step 2: Convert to fraction form
    250,496.56/375,651.36 = 100,686.16/x
  3. Step 3: Cross multiply
    250,496.56x = 375,651.36 × 100,686.16
  4. Step 4: Simplify right side
    250,496.56x = 37,822,892,937.18
  5. Step 5: Solve for x
    x = 37,822,892,937.18/250,496.56
  6. Step 6: Final answer
    x = 150,991.67

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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.