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Finding the Fourth Proportional to 5,858.80, 8,827.40 and 5,304.24

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Solution

The fourth proportional to 5,858.80, 8,827.40 and 5,304.24 is: 7,991.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.80 : 8,827.40 = 5,304.24 : x
  2. Step 2: Convert to fraction form
    5,858.80/8,827.40 = 5,304.24/x
  3. Step 3: Cross multiply
    5,858.80x = 8,827.40 × 5,304.24
  4. Step 4: Simplify right side
    5,858.80x = 46,822,648.18
  5. Step 5: Solve for x
    x = 46,822,648.18/5,858.80
  6. Step 6: Final answer
    x = 7,991.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.