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Finding the Fourth Proportional to 505,700.16, 758,296.26 and 168,621.48

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Solution

The fourth proportional to 505,700.16, 758,296.26 and 168,621.48 is: 252,847.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,700.16 : 758,296.26 = 168,621.48 : x
  2. Step 2: Convert to fraction form
    505,700.16/758,296.26 = 168,621.48/x
  3. Step 3: Cross multiply
    505,700.16x = 758,296.26 × 168,621.48
  4. Step 4: Simplify right side
    505,700.16x = 127,865,037,639.67
  5. Step 5: Solve for x
    x = 127,865,037,639.67/505,700.16
  6. Step 6: Final answer
    x = 252,847.53

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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.