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Finding the Fourth Proportional to 201,751.60, 302,627.40 and 134,100.40

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Solution

The fourth proportional to 201,751.60, 302,627.40 and 134,100.40 is: 201,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,751.60 : 302,627.40 = 134,100.40 : x
  2. Step 2: Convert to fraction form
    201,751.60/302,627.40 = 134,100.40/x
  3. Step 3: Cross multiply
    201,751.60x = 302,627.40 × 134,100.40
  4. Step 4: Simplify right side
    201,751.60x = 40,582,455,390.96
  5. Step 5: Solve for x
    x = 40,582,455,390.96/201,751.60
  6. Step 6: Final answer
    x = 201,150.60

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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.