Home / 923,231.07-1,274,271.45-541,380.87

Finding the Fourth Proportional to 923,231.07, 1,274,271.45 and 541,380.87

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Solution

The fourth proportional to 923,231.07, 1,274,271.45 and 541,380.87 is: 747,230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,231.07 : 1,274,271.45 = 541,380.87 : x
  2. Step 2: Convert to fraction form
    923,231.07/1,274,271.45 = 541,380.87/x
  3. Step 3: Cross multiply
    923,231.07x = 1,274,271.45 × 541,380.87
  4. Step 4: Simplify right side
    923,231.07x = 689,866,186,217.16
  5. Step 5: Solve for x
    x = 689,866,186,217.16/923,231.07
  6. Step 6: Final answer
    x = 747,230.25

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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.