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Finding the Fourth Proportional to 283,552.70, 425,523.45 and 125,894.30

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Solution

The fourth proportional to 283,552.70, 425,523.45 and 125,894.30 is: 188,927.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,552.70 : 425,523.45 = 125,894.30 : x
  2. Step 2: Convert to fraction form
    283,552.70/425,523.45 = 125,894.30/x
  3. Step 3: Cross multiply
    283,552.70x = 425,523.45 × 125,894.30
  4. Step 4: Simplify right side
    283,552.70x = 53,570,976,871.34
  5. Step 5: Solve for x
    x = 53,570,976,871.34/283,552.70
  6. Step 6: Final answer
    x = 188,927.76

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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.