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Finding the Fourth Proportional to 5,579.93, 7,700.63 and 3,343.38

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Solution

The fourth proportional to 5,579.93, 7,700.63 and 3,343.38 is: 4,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.93 : 7,700.63 = 3,343.38 : x
  2. Step 2: Convert to fraction form
    5,579.93/7,700.63 = 3,343.38/x
  3. Step 3: Cross multiply
    5,579.93x = 7,700.63 × 3,343.38
  4. Step 4: Simplify right side
    5,579.93x = 25,746,110.24
  5. Step 5: Solve for x
    x = 25,746,110.24/5,579.93
  6. Step 6: Final answer
    x = 4,614.06

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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.