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Finding the Fourth Proportional to 4,698.65, 6,484.11 and 2,709.17

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Solution

The fourth proportional to 4,698.65, 6,484.11 and 2,709.17 is: 3,738.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.65 : 6,484.11 = 2,709.17 : x
  2. Step 2: Convert to fraction form
    4,698.65/6,484.11 = 2,709.17/x
  3. Step 3: Cross multiply
    4,698.65x = 6,484.11 × 2,709.17
  4. Step 4: Simplify right side
    4,698.65x = 17,566,523.87
  5. Step 5: Solve for x
    x = 17,566,523.87/4,698.65
  6. Step 6: Final answer
    x = 3,738.64

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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.