Home / 505,260.93-757,234.96-205,392.24

Finding the Fourth Proportional to 505,260.93, 757,234.96 and 205,392.24

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Solution

The fourth proportional to 505,260.93, 757,234.96 and 205,392.24 is: 307,821.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,260.93 : 757,234.96 = 205,392.24 : x
  2. Step 2: Convert to fraction form
    505,260.93/757,234.96 = 205,392.24/x
  3. Step 3: Cross multiply
    505,260.93x = 757,234.96 × 205,392.24
  4. Step 4: Simplify right side
    505,260.93x = 155,530,184,640.71
  5. Step 5: Solve for x
    x = 155,530,184,640.71/505,260.93
  6. Step 6: Final answer
    x = 307,821.51

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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.