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Finding the Fourth Proportional to 317,999.68, 475,961.04 and 233,737.60

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Solution

The fourth proportional to 317,999.68, 475,961.04 and 233,737.60 is: 349,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,999.68 : 475,961.04 = 233,737.60 : x
  2. Step 2: Convert to fraction form
    317,999.68/475,961.04 = 233,737.60/x
  3. Step 3: Cross multiply
    317,999.68x = 475,961.04 × 233,737.60
  4. Step 4: Simplify right side
    317,999.68x = 111,249,991,183.10
  5. Step 5: Solve for x
    x = 111,249,991,183.10/317,999.68
  6. Step 6: Final answer
    x = 349,843.09

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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.