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Finding the Fourth Proportional to 201,288.90, 301,674.15 and 95,880.90

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Solution

The fourth proportional to 201,288.90, 301,674.15 and 95,880.90 is: 143,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,288.90 : 301,674.15 = 95,880.90 : x
  2. Step 2: Convert to fraction form
    201,288.90/301,674.15 = 95,880.90/x
  3. Step 3: Cross multiply
    201,288.90x = 301,674.15 × 95,880.90
  4. Step 4: Simplify right side
    201,288.90x = 28,924,789,008.74
  5. Step 5: Solve for x
    x = 28,924,789,008.74/201,288.90
  6. Step 6: Final answer
    x = 143,697.88

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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.