Home / 326,938.20-451,188-183,697.80

Finding the Fourth Proportional to 326,938.20, 451,188 and 183,697.80

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Solution

The fourth proportional to 326,938.20, 451,188 and 183,697.80 is: 253,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,938.20 : 451,188 = 183,697.80 : x
  2. Step 2: Convert to fraction form
    326,938.20/451,188 = 183,697.80/x
  3. Step 3: Cross multiply
    326,938.20x = 451,188 × 183,697.80
  4. Step 4: Simplify right side
    326,938.20x = 82,882,242,986.40
  5. Step 5: Solve for x
    x = 82,882,242,986.40/326,938.20
  6. Step 6: Final answer
    x = 253,510.43

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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.