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Finding the Fourth Proportional to 377,000.25, 565,380.39 and 124,233.57

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Solution

The fourth proportional to 377,000.25, 565,380.39 and 124,233.57 is: 186,310.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,000.25 : 565,380.39 = 124,233.57 : x
  2. Step 2: Convert to fraction form
    377,000.25/565,380.39 = 124,233.57/x
  3. Step 3: Cross multiply
    377,000.25x = 565,380.39 × 124,233.57
  4. Step 4: Simplify right side
    377,000.25x = 70,239,223,636.52
  5. Step 5: Solve for x
    x = 70,239,223,636.52/377,000.25
  6. Step 6: Final answer
    x = 186,310.81

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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.