Home / 347,560.20-521,340.30-110,926.80

Finding the Fourth Proportional to 347,560.20, 521,340.30 and 110,926.80

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Solution

The fourth proportional to 347,560.20, 521,340.30 and 110,926.80 is: 166,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,560.20 : 521,340.30 = 110,926.80 : x
  2. Step 2: Convert to fraction form
    347,560.20/521,340.30 = 110,926.80/x
  3. Step 3: Cross multiply
    347,560.20x = 521,340.30 × 110,926.80
  4. Step 4: Simplify right side
    347,560.20x = 57,830,611,190.04
  5. Step 5: Solve for x
    x = 57,830,611,190.04/347,560.20
  6. Step 6: Final answer
    x = 166,390.20

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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.