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Finding the Fourth Proportional to 366,765.29, 550,088.90 and 100,463.55

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Solution

The fourth proportional to 366,765.29, 550,088.90 and 100,463.55 is: 150,679.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,765.29 : 550,088.90 = 100,463.55 : x
  2. Step 2: Convert to fraction form
    366,765.29/550,088.90 = 100,463.55/x
  3. Step 3: Cross multiply
    366,765.29x = 550,088.90 × 100,463.55
  4. Step 4: Simplify right side
    366,765.29x = 55,263,883,709.60
  5. Step 5: Solve for x
    x = 55,263,883,709.60/366,765.29
  6. Step 6: Final answer
    x = 150,679.15

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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.