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Finding the Fourth Proportional to 4,724.79, 7,073.35 and 3,730.66

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Solution

The fourth proportional to 4,724.79, 7,073.35 and 3,730.66 is: 5,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.79 : 7,073.35 = 3,730.66 : x
  2. Step 2: Convert to fraction form
    4,724.79/7,073.35 = 3,730.66/x
  3. Step 3: Cross multiply
    4,724.79x = 7,073.35 × 3,730.66
  4. Step 4: Simplify right side
    4,724.79x = 26,388,247.39
  5. Step 5: Solve for x
    x = 26,388,247.39/4,724.79
  6. Step 6: Final answer
    x = 5,585.06

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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.