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Finding the Fourth Proportional to 5,586.53, 7,709.10 and 3,068.97

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Solution

The fourth proportional to 5,586.53, 7,709.10 and 3,068.97 is: 4,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.53 : 7,709.10 = 3,068.97 : x
  2. Step 2: Convert to fraction form
    5,586.53/7,709.10 = 3,068.97/x
  3. Step 3: Cross multiply
    5,586.53x = 7,709.10 × 3,068.97
  4. Step 4: Simplify right side
    5,586.53x = 23,658,996.63
  5. Step 5: Solve for x
    x = 23,658,996.63/5,586.53
  6. Step 6: Final answer
    x = 4,235.01

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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.