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Finding the Fourth Proportional to 4,970.34, 6,859.02 and 2,732.25

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Solution

The fourth proportional to 4,970.34, 6,859.02 and 2,732.25 is: 3,770.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.34 : 6,859.02 = 2,732.25 : x
  2. Step 2: Convert to fraction form
    4,970.34/6,859.02 = 2,732.25/x
  3. Step 3: Cross multiply
    4,970.34x = 6,859.02 × 2,732.25
  4. Step 4: Simplify right side
    4,970.34x = 18,740,557.40
  5. Step 5: Solve for x
    x = 18,740,557.40/4,970.34
  6. Step 6: Final answer
    x = 3,770.48

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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.