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Finding the Fourth Proportional to 303,850.04, 455,496.42 and 116,720.60

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Solution

The fourth proportional to 303,850.04, 455,496.42 and 116,720.60 is: 174,973.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,850.04 : 455,496.42 = 116,720.60 : x
  2. Step 2: Convert to fraction form
    303,850.04/455,496.42 = 116,720.60/x
  3. Step 3: Cross multiply
    303,850.04x = 455,496.42 × 116,720.60
  4. Step 4: Simplify right side
    303,850.04x = 53,165,815,440.25
  5. Step 5: Solve for x
    x = 53,165,815,440.25/303,850.04
  6. Step 6: Final answer
    x = 174,973.86

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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.