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Finding the Fourth Proportional to 7,684.68, 10,601.10 and 4,699.56

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Solution

The fourth proportional to 7,684.68, 10,601.10 and 4,699.56 is: 6,483.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684.68 : 10,601.10 = 4,699.56 : x
  2. Step 2: Convert to fraction form
    7,684.68/10,601.10 = 4,699.56/x
  3. Step 3: Cross multiply
    7,684.68x = 10,601.10 × 4,699.56
  4. Step 4: Simplify right side
    7,684.68x = 49,820,505.52
  5. Step 5: Solve for x
    x = 49,820,505.52/7,684.68
  6. Step 6: Final answer
    x = 6,483.09

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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.