Home / 863,096.32-1,191,137.74-500,517.03

Finding the Fourth Proportional to 863,096.32, 1,191,137.74 and 500,517.03

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Solution

The fourth proportional to 863,096.32, 1,191,137.74 and 500,517.03 is: 690,751.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,096.32 : 1,191,137.74 = 500,517.03 : x
  2. Step 2: Convert to fraction form
    863,096.32/1,191,137.74 = 500,517.03/x
  3. Step 3: Cross multiply
    863,096.32x = 1,191,137.74 × 500,517.03
  4. Step 4: Simplify right side
    863,096.32x = 596,184,727,161.19
  5. Step 5: Solve for x
    x = 596,184,727,161.19/863,096.32
  6. Step 6: Final answer
    x = 690,751.09

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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.