Home / 431,133.46-594,982.53-240,146.80

Finding the Fourth Proportional to 431,133.46, 594,982.53 and 240,146.80

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Solution

The fourth proportional to 431,133.46, 594,982.53 and 240,146.80 is: 331,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,133.46 : 594,982.53 = 240,146.80 : x
  2. Step 2: Convert to fraction form
    431,133.46/594,982.53 = 240,146.80/x
  3. Step 3: Cross multiply
    431,133.46x = 594,982.53 × 240,146.80
  4. Step 4: Simplify right side
    431,133.46x = 142,883,149,147.95
  5. Step 5: Solve for x
    x = 142,883,149,147.95/431,133.46
  6. Step 6: Final answer
    x = 331,412.81

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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.