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Finding the Fourth Proportional to 2,377.50, 3,566.45 and 622.49

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Solution

The fourth proportional to 2,377.50, 3,566.45 and 622.49 is: 933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.50 : 3,566.45 = 622.49 : x
  2. Step 2: Convert to fraction form
    2,377.50/3,566.45 = 622.49/x
  3. Step 3: Cross multiply
    2,377.50x = 3,566.45 × 622.49
  4. Step 4: Simplify right side
    2,377.50x = 2,220,088.38
  5. Step 5: Solve for x
    x = 2,220,088.38/2,377.50
  6. Step 6: Final answer
    x = 933.79

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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.