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Finding the Fourth Proportional to 7,203.24, 9,943.82 and 5,080.50

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Solution

The fourth proportional to 7,203.24, 9,943.82 and 5,080.50 is: 7,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,203.24 : 9,943.82 = 5,080.50 : x
  2. Step 2: Convert to fraction form
    7,203.24/9,943.82 = 5,080.50/x
  3. Step 3: Cross multiply
    7,203.24x = 9,943.82 × 5,080.50
  4. Step 4: Simplify right side
    7,203.24x = 50,519,577.51
  5. Step 5: Solve for x
    x = 50,519,577.51/7,203.24
  6. Step 6: Final answer
    x = 7,013.45

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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.