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Finding the Fourth Proportional to 6,373, 8,795.19 and 3,578.50

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Solution

The fourth proportional to 6,373, 8,795.19 and 3,578.50 is: 4,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373 : 8,795.19 = 3,578.50 : x
  2. Step 2: Convert to fraction form
    6,373/8,795.19 = 3,578.50/x
  3. Step 3: Cross multiply
    6,373x = 8,795.19 × 3,578.50
  4. Step 4: Simplify right side
    6,373x = 31,473,587.42
  5. Step 5: Solve for x
    x = 31,473,587.42/6,373
  6. Step 6: Final answer
    x = 4,938.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.