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Finding the Fourth Proportional to 341,136.32, 470,757.08 and 188,174.16

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Solution

The fourth proportional to 341,136.32, 470,757.08 and 188,174.16 is: 259,674.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,136.32 : 470,757.08 = 188,174.16 : x
  2. Step 2: Convert to fraction form
    341,136.32/470,757.08 = 188,174.16/x
  3. Step 3: Cross multiply
    341,136.32x = 470,757.08 × 188,174.16
  4. Step 4: Simplify right side
    341,136.32x = 88,584,318,093.05
  5. Step 5: Solve for x
    x = 88,584,318,093.05/341,136.32
  6. Step 6: Final answer
    x = 259,674.25

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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.