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Finding the Fourth Proportional to 6,465.59, 9,698.38 and 2,083.69

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Solution

The fourth proportional to 6,465.59, 9,698.38 and 2,083.69 is: 3,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465.59 : 9,698.38 = 2,083.69 : x
  2. Step 2: Convert to fraction form
    6,465.59/9,698.38 = 2,083.69/x
  3. Step 3: Cross multiply
    6,465.59x = 9,698.38 × 2,083.69
  4. Step 4: Simplify right side
    6,465.59x = 20,208,358.51
  5. Step 5: Solve for x
    x = 20,208,358.51/6,465.59
  6. Step 6: Final answer
    x = 3,125.53

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Similar ratio
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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.