Home / 823,543.25-1,235,527.83-482,274.90

Finding the Fourth Proportional to 823,543.25, 1,235,527.83 and 482,274.90

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Solution

The fourth proportional to 823,543.25, 1,235,527.83 and 482,274.90 is: 723,537.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,543.25 : 1,235,527.83 = 482,274.90 : x
  2. Step 2: Convert to fraction form
    823,543.25/1,235,527.83 = 482,274.90/x
  3. Step 3: Cross multiply
    823,543.25x = 1,235,527.83 × 482,274.90
  4. Step 4: Simplify right side
    823,543.25x = 595,864,060,660.47
  5. Step 5: Solve for x
    x = 595,864,060,660.47/823,543.25
  6. Step 6: Final answer
    x = 723,537.06

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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.