Home / 534,360.12-737,485.20-308,007.24

Finding the Fourth Proportional to 534,360.12, 737,485.20 and 308,007.24

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Solution

The fourth proportional to 534,360.12, 737,485.20 and 308,007.24 is: 425,089.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,360.12 : 737,485.20 = 308,007.24 : x
  2. Step 2: Convert to fraction form
    534,360.12/737,485.20 = 308,007.24/x
  3. Step 3: Cross multiply
    534,360.12x = 737,485.20 × 308,007.24
  4. Step 4: Simplify right side
    534,360.12x = 227,150,780,992.85
  5. Step 5: Solve for x
    x = 227,150,780,992.85/534,360.12
  6. Step 6: Final answer
    x = 425,089.32

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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.