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Finding the Fourth Proportional to 237,803.80, 356,705.70 and 125,440.60

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Solution

The fourth proportional to 237,803.80, 356,705.70 and 125,440.60 is: 188,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,803.80 : 356,705.70 = 125,440.60 : x
  2. Step 2: Convert to fraction form
    237,803.80/356,705.70 = 125,440.60/x
  3. Step 3: Cross multiply
    237,803.80x = 356,705.70 × 125,440.60
  4. Step 4: Simplify right side
    237,803.80x = 44,745,377,031.42
  5. Step 5: Solve for x
    x = 44,745,377,031.42/237,803.80
  6. Step 6: Final answer
    x = 188,160.90

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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.