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Finding the Fourth Proportional to 5,973.97, 8,242.80 and 4,060.45

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Solution

The fourth proportional to 5,973.97, 8,242.80 and 4,060.45 is: 5,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.97 : 8,242.80 = 4,060.45 : x
  2. Step 2: Convert to fraction form
    5,973.97/8,242.80 = 4,060.45/x
  3. Step 3: Cross multiply
    5,973.97x = 8,242.80 × 4,060.45
  4. Step 4: Simplify right side
    5,973.97x = 33,469,477.26
  5. Step 5: Solve for x
    x = 33,469,477.26/5,973.97
  6. Step 6: Final answer
    x = 5,602.55

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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.