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Finding the Fourth Proportional to 5,581.93, 7,700.11 and 3,487.27

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Solution

The fourth proportional to 5,581.93, 7,700.11 and 3,487.27 is: 4,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.93 : 7,700.11 = 3,487.27 : x
  2. Step 2: Convert to fraction form
    5,581.93/7,700.11 = 3,487.27/x
  3. Step 3: Cross multiply
    5,581.93x = 7,700.11 × 3,487.27
  4. Step 4: Simplify right side
    5,581.93x = 26,852,362.60
  5. Step 5: Solve for x
    x = 26,852,362.60/5,581.93
  6. Step 6: Final answer
    x = 4,810.59

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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.