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Finding the Fourth Proportional to 4,709.59, 6,482.92 and 4,071.23

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Solution

The fourth proportional to 4,709.59, 6,482.92 and 4,071.23 is: 5,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.59 : 6,482.92 = 4,071.23 : x
  2. Step 2: Convert to fraction form
    4,709.59/6,482.92 = 4,071.23/x
  3. Step 3: Cross multiply
    4,709.59x = 6,482.92 × 4,071.23
  4. Step 4: Simplify right side
    4,709.59x = 26,393,479.69
  5. Step 5: Solve for x
    x = 26,393,479.69/4,709.59
  6. Step 6: Final answer
    x = 5,604.20

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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.