Home / 747,523.30-1,121,139.15-241,961.80

Finding the Fourth Proportional to 747,523.30, 1,121,139.15 and 241,961.80

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Solution

The fourth proportional to 747,523.30, 1,121,139.15 and 241,961.80 is: 362,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,523.30 : 1,121,139.15 = 241,961.80 : x
  2. Step 2: Convert to fraction form
    747,523.30/1,121,139.15 = 241,961.80/x
  3. Step 3: Cross multiply
    747,523.30x = 1,121,139.15 × 241,961.80
  4. Step 4: Simplify right side
    747,523.30x = 271,272,846,784.47
  5. Step 5: Solve for x
    x = 271,272,846,784.47/747,523.30
  6. Step 6: Final answer
    x = 362,895.51

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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.