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Finding the Fourth Proportional to 201,883.60, 302,825.40 and 162,517.60

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Solution

The fourth proportional to 201,883.60, 302,825.40 and 162,517.60 is: 243,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,883.60 : 302,825.40 = 162,517.60 : x
  2. Step 2: Convert to fraction form
    201,883.60/302,825.40 = 162,517.60/x
  3. Step 3: Cross multiply
    201,883.60x = 302,825.40 × 162,517.60
  4. Step 4: Simplify right side
    201,883.60x = 49,214,457,227.04
  5. Step 5: Solve for x
    x = 49,214,457,227.04/201,883.60
  6. Step 6: Final answer
    x = 243,776.40

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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.