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Finding the Fourth Proportional to 244,995.20, 367,492.80 and 87,239.60

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Solution

The fourth proportional to 244,995.20, 367,492.80 and 87,239.60 is: 130,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,995.20 : 367,492.80 = 87,239.60 : x
  2. Step 2: Convert to fraction form
    244,995.20/367,492.80 = 87,239.60/x
  3. Step 3: Cross multiply
    244,995.20x = 367,492.80 × 87,239.60
  4. Step 4: Simplify right side
    244,995.20x = 32,059,924,874.88
  5. Step 5: Solve for x
    x = 32,059,924,874.88/244,995.20
  6. Step 6: Final answer
    x = 130,859.40

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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.