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Finding the Fourth Proportional to 239,951.70, 360,000.45 and 134,700.30

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Solution

The fourth proportional to 239,951.70, 360,000.45 and 134,700.30 is: 202,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,951.70 : 360,000.45 = 134,700.30 : x
  2. Step 2: Convert to fraction form
    239,951.70/360,000.45 = 134,700.30/x
  3. Step 3: Cross multiply
    239,951.70x = 360,000.45 × 134,700.30
  4. Step 4: Simplify right side
    239,951.70x = 48,492,168,615.14
  5. Step 5: Solve for x
    x = 48,492,168,615.14/239,951.70
  6. Step 6: Final answer
    x = 202,091.37

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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.