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Finding the Fourth Proportional to 223,867.60, 335,801.40 and 201,317.20

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Solution

The fourth proportional to 223,867.60, 335,801.40 and 201,317.20 is: 301,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,867.60 : 335,801.40 = 201,317.20 : x
  2. Step 2: Convert to fraction form
    223,867.60/335,801.40 = 201,317.20/x
  3. Step 3: Cross multiply
    223,867.60x = 335,801.40 × 201,317.20
  4. Step 4: Simplify right side
    223,867.60x = 67,602,597,604.08
  5. Step 5: Solve for x
    x = 67,602,597,604.08/223,867.60
  6. Step 6: Final answer
    x = 301,975.80

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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.