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Finding the Fourth Proportional to 5,053.25, 6,973.49 and 2,845.25

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Solution

The fourth proportional to 5,053.25, 6,973.49 and 2,845.25 is: 3,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.25 : 6,973.49 = 2,845.25 : x
  2. Step 2: Convert to fraction form
    5,053.25/6,973.49 = 2,845.25/x
  3. Step 3: Cross multiply
    5,053.25x = 6,973.49 × 2,845.25
  4. Step 4: Simplify right side
    5,053.25x = 19,841,322.42
  5. Step 5: Solve for x
    x = 19,841,322.42/5,053.25
  6. Step 6: Final answer
    x = 3,926.45

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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.