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Finding the Fourth Proportional to 4,572.76, 6,310.20 and 2,804.08

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Solution

The fourth proportional to 4,572.76, 6,310.20 and 2,804.08 is: 3,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.76 : 6,310.20 = 2,804.08 : x
  2. Step 2: Convert to fraction form
    4,572.76/6,310.20 = 2,804.08/x
  3. Step 3: Cross multiply
    4,572.76x = 6,310.20 × 2,804.08
  4. Step 4: Simplify right side
    4,572.76x = 17,694,305.62
  5. Step 5: Solve for x
    x = 17,694,305.62/4,572.76
  6. Step 6: Final answer
    x = 3,869.50

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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.