Home / 439,733.80-659,211.90-262,052.20

Finding the Fourth Proportional to 439,733.80, 659,211.90 and 262,052.20

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Solution

The fourth proportional to 439,733.80, 659,211.90 and 262,052.20 is: 392,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,733.80 : 659,211.90 = 262,052.20 : x
  2. Step 2: Convert to fraction form
    439,733.80/659,211.90 = 262,052.20/x
  3. Step 3: Cross multiply
    439,733.80x = 659,211.90 × 262,052.20
  4. Step 4: Simplify right side
    439,733.80x = 172,747,928,661.18
  5. Step 5: Solve for x
    x = 172,747,928,661.18/439,733.80
  6. Step 6: Final answer
    x = 392,846.60

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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.