Home / 863,198.44-1,191,276.90-500,746.12

Finding the Fourth Proportional to 863,198.44, 1,191,276.90 and 500,746.12

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Solution

The fourth proportional to 863,198.44, 1,191,276.90 and 500,746.12 is: 691,066.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,198.44 : 1,191,276.90 = 500,746.12 : x
  2. Step 2: Convert to fraction form
    863,198.44/1,191,276.90 = 500,746.12/x
  3. Step 3: Cross multiply
    863,198.44x = 1,191,276.90 × 500,746.12
  4. Step 4: Simplify right side
    863,198.44x = 596,527,285,520.63
  5. Step 5: Solve for x
    x = 596,527,285,520.63/863,198.44
  6. Step 6: Final answer
    x = 691,066.22

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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.